38515455

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 80870400

約数和(自身を除く): 42354945

約数列:

[1, 3, 5, 9, 11, 15, 17, 23, 33, 45, 51, 55, 69, 85, 99, 115, 153, 165, 187, 199, 207, 253, 255, 345, 391, 495, 561, 597, 759, 765, 935, 995, 1035, 1173, 1265, 1683, 1791, 1955, 2189, 2277, 2805, 2985, 3383, 3519, 3795, 4301, 4577, 5865, 6567, 8415, 8955, 10149, 10945, 11385, 12903, 13731, 16915, 17595, 19701, 21505, 22885, 30447, 32835, 37213, 38709, 41193, 50347, 50745, 64515, 68655, 77809, 98505, 111639, 151041, 152235, 186065, 193545, 205965, 233427, 251735, 334917, 389045, 453123, 558195, 700281, 755205, 855899, 1167135, 1674585, 2265615, 2567697, 3501405, 4279495, 7703091, 12838485, 38515455]

約数ペア:

[(1, 38515455), (3, 12838485), (5, 7703091), (9, 4279495), (11, 3501405), (15, 2567697), (17, 2265615), (23, 1674585), (33, 1167135), (45, 855899), (51, 755205), (55, 700281), (69, 558195), (85, 453123), (99, 389045), (115, 334917), (153, 251735), (165, 233427), (187, 205965), (199, 193545), (207, 186065), (253, 152235), (255, 151041), (345, 111639), (391, 98505), (495, 77809), (561, 68655), (597, 64515), (759, 50745), (765, 50347), (935, 41193), (995, 38709), (1035, 37213), (1173, 32835), (1265, 30447), (1683, 22885), (1791, 21505), (1955, 19701), (2189, 17595), (2277, 16915), (2805, 13731), (2985, 12903), (3383, 11385), (3519, 10945), (3795, 10149), (4301, 8955), (4577, 8415), (5865, 6567)]