28317198

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:302

約数の個数: 96

約数和(自身を含む): 73543680

約数和(自身を除く): 45226482

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 49, 62, 78, 91, 93, 98, 147, 182, 186, 217, 239, 273, 294, 403, 434, 478, 546, 637, 651, 717, 806, 1209, 1274, 1302, 1434, 1519, 1673, 1911, 2418, 2821, 3038, 3107, 3346, 3822, 4557, 5019, 5642, 6214, 7409, 8463, 9114, 9321, 10038, 11711, 14818, 16926, 18642, 19747, 21749, 22227, 23422, 35133, 39494, 43498, 44454, 51863, 59241, 65247, 70266, 96317, 103726, 118482, 130494, 152243, 155589, 192634, 288951, 304486, 311178, 363041, 456729, 577902, 674219, 726082, 913458, 1089123, 1348438, 2022657, 2178246, 4045314, 4719533, 9439066, 14158599, 28317198]

約数ペア:

[(1, 28317198), (2, 14158599), (3, 9439066), (6, 4719533), (7, 4045314), (13, 2178246), (14, 2022657), (21, 1348438), (26, 1089123), (31, 913458), (39, 726082), (42, 674219), (49, 577902), (62, 456729), (78, 363041), (91, 311178), (93, 304486), (98, 288951), (147, 192634), (182, 155589), (186, 152243), (217, 130494), (239, 118482), (273, 103726), (294, 96317), (403, 70266), (434, 65247), (478, 59241), (546, 51863), (637, 44454), (651, 43498), (717, 39494), (806, 35133), (1209, 23422), (1274, 22227), (1302, 21749), (1434, 19747), (1519, 18642), (1673, 16926), (1911, 14818), (2418, 11711), (2821, 10038), (3038, 9321), (3107, 9114), (3346, 8463), (3822, 7409), (4557, 6214), (5019, 5642)]