72977974

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{653}}^1$

素因数の和:864

約数の個数: 32

約数和(自身を含む): 122899680

約数和(自身を除く): 49921706

約数列:

[1, 2, 17, 19, 34, 38, 173, 323, 346, 646, 653, 1306, 2941, 3287, 5882, 6574, 11101, 12407, 22202, 24814, 55879, 111758, 112969, 210919, 225938, 421838, 1920473, 2146411, 3840946, 4292822, 36488987, 72977974]

約数ペア:

[(1, 72977974), (2, 36488987), (17, 4292822), (19, 3840946), (34, 2146411), (38, 1920473), (173, 421838), (323, 225938), (346, 210919), (646, 112969), (653, 111758), (1306, 55879), (2941, 24814), (3287, 22202), (5882, 12407), (6574, 11101)]