72570386

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:303

約数の個数: 48

約数和(自身を含む): 133648704

約数和(自身を除く): 61078318

約数列:

[1, 2, 7, 14, 19, 38, 83, 133, 166, 173, 266, 346, 361, 581, 722, 1162, 1211, 1577, 2422, 2527, 3154, 3287, 5054, 6574, 11039, 14359, 22078, 23009, 28718, 29963, 46018, 59926, 62453, 100513, 124906, 201026, 209741, 272821, 419482, 437171, 545642, 874342, 1909747, 3819494, 5183599, 10367198, 36285193, 72570386]

約数ペア:

[(1, 72570386), (2, 36285193), (7, 10367198), (14, 5183599), (19, 3819494), (38, 1909747), (83, 874342), (133, 545642), (166, 437171), (173, 419482), (266, 272821), (346, 209741), (361, 201026), (581, 124906), (722, 100513), (1162, 62453), (1211, 59926), (1577, 46018), (2422, 29963), (2527, 28718), (3154, 23009), (3287, 22078), (5054, 14359), (6574, 11039)]