222765718

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1\times {\mathrm{1409}}^1$

素因数の和:1932

約数の個数: 32

約数和(自身を含む): 399582720

約数和(自身を除く): 176817002

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 491, 982, 1409, 2818, 3437, 6874, 9863, 11293, 19726, 22586, 32407, 64814, 79051, 158102, 226849, 453698, 691819, 1383638, 4842733, 9685466, 15911837, 31823674, 111382859, 222765718]

約数ペア:

[(1, 222765718), (2, 111382859), (7, 31823674), (14, 15911837), (23, 9685466), (46, 4842733), (161, 1383638), (322, 691819), (491, 453698), (982, 226849), (1409, 158102), (2818, 79051), (3437, 64814), (6874, 32407), (9863, 22586), (11293, 19726)]