219846978

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{30307}}^1$

素因数の和:30359

約数の個数: 48

約数和(自身を含む): 529541376

約数和(自身を除く): 309694398

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 3627, 7254, 30307, 60614, 90921, 181842, 272763, 393991, 545526, 787982, 939517, 1181973, 1879034, 2363946, 2818551, 3545919, 5637102, 7091838, 8455653, 12213721, 16911306, 24427442, 36641163, 73282326, 109923489, 219846978]

約数ペア:

[(1, 219846978), (2, 109923489), (3, 73282326), (6, 36641163), (9, 24427442), (13, 16911306), (18, 12213721), (26, 8455653), (31, 7091838), (39, 5637102), (62, 3545919), (78, 2818551), (93, 2363946), (117, 1879034), (186, 1181973), (234, 939517), (279, 787982), (403, 545526), (558, 393991), (806, 272763), (1209, 181842), (2418, 90921), (3627, 60614), (7254, 30307)]