398089406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73259}}^1$

素因数の和:73304

約数の個数: 32

約数和(自身を含む): 738460800

約数和(自身を除く): 340371394

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 143, 209, 247, 286, 418, 494, 2717, 5434, 73259, 146518, 805849, 952367, 1391921, 1611698, 1904734, 2783842, 10476037, 15311131, 18094973, 20952074, 30622262, 36189946, 199044703, 398089406]

約数ペア:

[(1, 398089406), (2, 199044703), (11, 36189946), (13, 30622262), (19, 20952074), (22, 18094973), (26, 15311131), (38, 10476037), (143, 2783842), (209, 1904734), (247, 1611698), (286, 1391921), (418, 952367), (494, 805849), (2717, 146518), (5434, 73259)]