193719713

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 226652160

約数和(自身を除く): 32932447

約数列:

[1, 11, 31, 61, 67, 139, 341, 671, 737, 1529, 1891, 2077, 4087, 4309, 8479, 9313, 20801, 22847, 44957, 47399, 93269, 102443, 126697, 262849, 288703, 568093, 1393667, 2891339, 3175733, 6249023, 17610883, 193719713]

約数ペア:

[(1, 193719713), (11, 17610883), (31, 6249023), (61, 3175733), (67, 2891339), (139, 1393667), (341, 568093), (671, 288703), (737, 262849), (1529, 126697), (1891, 102443), (2077, 93269), (4087, 47399), (4309, 44957), (8479, 22847), (9313, 20801)]