128201658

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{887}}^1$

素因数の和:1031

約数の個数: 64

約数和(自身を含む): 295384320

約数和(自身を除く): 167182662

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 109, 218, 221, 327, 442, 654, 663, 887, 1326, 1417, 1774, 1853, 2661, 2834, 3706, 4251, 5322, 5559, 8502, 11118, 11531, 15079, 23062, 24089, 30158, 34593, 45237, 48178, 69186, 72267, 90474, 96683, 144534, 193366, 196027, 290049, 392054, 580098, 588081, 1176162, 1256879, 1643611, 2513758, 3287222, 3770637, 4930833, 7541274, 9861666, 21366943, 42733886, 64100829, 128201658]

約数ペア:

[(1, 128201658), (2, 64100829), (3, 42733886), (6, 21366943), (13, 9861666), (17, 7541274), (26, 4930833), (34, 3770637), (39, 3287222), (51, 2513758), (78, 1643611), (102, 1256879), (109, 1176162), (218, 588081), (221, 580098), (327, 392054), (442, 290049), (654, 196027), (663, 193366), (887, 144534), (1326, 96683), (1417, 90474), (1774, 72267), (1853, 69186), (2661, 48178), (2834, 45237), (3706, 34593), (4251, 30158), (5322, 24089), (5559, 23062), (8502, 15079), (11118, 11531)]