81192398

素因数分解:

$2^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1$

素因数の和:552

約数の個数: 32

約数和(自身を含む): 141542400

約数和(自身を除く): 60350002

約数列:

[1, 2, 7, 14, 151, 193, 199, 302, 386, 398, 1057, 1351, 1393, 2114, 2702, 2786, 29143, 30049, 38407, 58286, 60098, 76814, 204001, 210343, 268849, 408002, 420686, 537698, 5799457, 11598914, 40596199, 81192398]

約数ペア:

[(1, 81192398), (2, 40596199), (7, 11598914), (14, 5799457), (151, 537698), (193, 420686), (199, 408002), (302, 268849), (386, 210343), (398, 204001), (1057, 76814), (1351, 60098), (1393, 58286), (2114, 38407), (2702, 30049), (2786, 29143)]