15940386

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:117

約数の個数: 144

約数和(自身を含む): 46096128

約数和(自身を除く): 30155742

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 31, 33, 42, 49, 53, 62, 63, 66, 77, 93, 98, 99, 106, 126, 147, 154, 159, 186, 198, 217, 231, 279, 294, 318, 341, 371, 434, 441, 462, 477, 539, 558, 583, 651, 682, 693, 742, 882, 954, 1023, 1078, 1113, 1166, 1302, 1386, 1519, 1617, 1643, 1749, 1953, 2046, 2226, 2387, 2597, 3038, 3069, 3234, 3286, 3339, 3498, 3906, 4081, 4557, 4774, 4851, 4929, 5194, 5247, 6138, 6678, 7161, 7791, 8162, 9114, 9702, 9858, 10494, 11501, 12243, 13671, 14322, 14787, 15582, 16709, 18073, 21483, 23002, 23373, 24486, 27342, 28567, 29574, 33418, 34503, 36146, 36729, 42966, 46746, 50127, 54219, 57134, 69006, 73458, 80507, 85701, 100254, 103509, 108438, 126511, 150381, 161014, 162657, 171402, 207018, 241521, 253022, 257103, 300762, 325314, 379533, 483042, 514206, 724563, 759066, 885577, 1138599, 1449126, 1771154, 2277198, 2656731, 5313462, 7970193, 15940386]

約数ペア:

[(1, 15940386), (2, 7970193), (3, 5313462), (6, 2656731), (7, 2277198), (9, 1771154), (11, 1449126), (14, 1138599), (18, 885577), (21, 759066), (22, 724563), (31, 514206), (33, 483042), (42, 379533), (49, 325314), (53, 300762), (62, 257103), (63, 253022), (66, 241521), (77, 207018), (93, 171402), (98, 162657), (99, 161014), (106, 150381), (126, 126511), (147, 108438), (154, 103509), (159, 100254), (186, 85701), (198, 80507), (217, 73458), (231, 69006), (279, 57134), (294, 54219), (318, 50127), (341, 46746), (371, 42966), (434, 36729), (441, 36146), (462, 34503), (477, 33418), (539, 29574), (558, 28567), (583, 27342), (651, 24486), (682, 23373), (693, 23002), (742, 21483), (882, 18073), (954, 16709), (1023, 15582), (1078, 14787), (1113, 14322), (1166, 13671), (1302, 12243), (1386, 11501), (1519, 10494), (1617, 9858), (1643, 9702), (1749, 9114), (1953, 8162), (2046, 7791), (2226, 7161), (2387, 6678), (2597, 6138), (3038, 5247), (3069, 5194), (3234, 4929), (3286, 4851), (3339, 4774), (3498, 4557), (3906, 4081)]