129242578

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 204664320

約数和(自身を除く): 75421742

約数列:

[1, 2, 41, 71, 79, 82, 142, 158, 281, 562, 2911, 3239, 5609, 5822, 6478, 11218, 11521, 19951, 22199, 23042, 39902, 44398, 229969, 459938, 817991, 910159, 1576129, 1635982, 1820318, 3152258, 64621289, 129242578]

約数ペア:

[(1, 129242578), (2, 64621289), (41, 3152258), (71, 1820318), (79, 1635982), (82, 1576129), (142, 910159), (158, 817991), (281, 459938), (562, 229969), (2911, 44398), (3239, 39902), (5609, 23042), (5822, 22199), (6478, 19951), (11218, 11521)]