28530726

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1289}}^1$

素因数の和:1349

約数の個数: 64

約数和(自身を含む): 71331840

約数和(自身を除く): 42801114

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 31, 34, 42, 51, 62, 93, 102, 119, 186, 217, 238, 357, 434, 527, 651, 714, 1054, 1289, 1302, 1581, 2578, 3162, 3689, 3867, 7378, 7734, 9023, 11067, 18046, 21913, 22134, 27069, 39959, 43826, 54138, 65739, 79918, 119877, 131478, 153391, 239754, 279713, 306782, 460173, 559426, 679303, 839139, 920346, 1358606, 1678278, 2037909, 4075818, 4755121, 9510242, 14265363, 28530726]

約数ペア:

[(1, 28530726), (2, 14265363), (3, 9510242), (6, 4755121), (7, 4075818), (14, 2037909), (17, 1678278), (21, 1358606), (31, 920346), (34, 839139), (42, 679303), (51, 559426), (62, 460173), (93, 306782), (102, 279713), (119, 239754), (186, 153391), (217, 131478), (238, 119877), (357, 79918), (434, 65739), (527, 54138), (651, 43826), (714, 39959), (1054, 27069), (1289, 22134), (1302, 21913), (1581, 18046), (2578, 11067), (3162, 9023), (3689, 7734), (3867, 7378)]