291260728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{10247}}^1$

素因数の和:10300

約数の個数: 64

約数和(自身を含む): 664070400

約数和(自身を除く): 372809672

約数列:

[1, 2, 4, 8, 11, 17, 19, 22, 34, 38, 44, 68, 76, 88, 136, 152, 187, 209, 323, 374, 418, 646, 748, 836, 1292, 1496, 1672, 2584, 3553, 7106, 10247, 14212, 20494, 28424, 40988, 81976, 112717, 174199, 194693, 225434, 348398, 389386, 450868, 696796, 778772, 901736, 1393592, 1557544, 1916189, 2141623, 3309781, 3832378, 4283246, 6619562, 7664756, 8566492, 13239124, 15329512, 17132984, 26478248, 36407591, 72815182, 145630364, 291260728]

約数ペア:

[(1, 291260728), (2, 145630364), (4, 72815182), (8, 36407591), (11, 26478248), (17, 17132984), (19, 15329512), (22, 13239124), (34, 8566492), (38, 7664756), (44, 6619562), (68, 4283246), (76, 3832378), (88, 3309781), (136, 2141623), (152, 1916189), (187, 1557544), (209, 1393592), (323, 901736), (374, 778772), (418, 696796), (646, 450868), (748, 389386), (836, 348398), (1292, 225434), (1496, 194693), (1672, 174199), (2584, 112717), (3553, 81976), (7106, 40988), (10247, 28424), (14212, 20494)]