289330054

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1\times {\mathrm{461}}^1$

素因数の和:816

約数の個数: 32

約数和(自身を含む): 475009920

約数和(自身を除く): 185679866

約数列:

[1, 2, 13, 26, 101, 202, 239, 461, 478, 922, 1313, 2626, 3107, 5993, 6214, 11986, 24139, 46561, 48278, 93122, 110179, 220358, 313807, 605293, 627614, 1210586, 1432327, 2864654, 11128079, 22256158, 144665027, 289330054]

約数ペア:

[(1, 289330054), (2, 144665027), (13, 22256158), (26, 11128079), (101, 2864654), (202, 1432327), (239, 1210586), (461, 627614), (478, 605293), (922, 313807), (1313, 220358), (2626, 110179), (3107, 93122), (5993, 48278), (6214, 46561), (11986, 24139)]