208540592

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{233}}^1\times {\mathrm{331}}^1$

素因数の和:598

約数の個数: 60

約数和(自身を含む): 440724024

約数和(自身を除く): 232183432

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 233, 331, 338, 466, 662, 676, 932, 1324, 1352, 1864, 2648, 2704, 3029, 3728, 4303, 5296, 6058, 8606, 12116, 17212, 24232, 34424, 39377, 48464, 55939, 68848, 77123, 78754, 111878, 154246, 157508, 223756, 308492, 315016, 447512, 616984, 630032, 895024, 1002599, 1233968, 2005198, 4010396, 8020792, 13033787, 16041584, 26067574, 52135148, 104270296, 208540592]

約数ペア:

[(1, 208540592), (2, 104270296), (4, 52135148), (8, 26067574), (13, 16041584), (16, 13033787), (26, 8020792), (52, 4010396), (104, 2005198), (169, 1233968), (208, 1002599), (233, 895024), (331, 630032), (338, 616984), (466, 447512), (662, 315016), (676, 308492), (932, 223756), (1324, 157508), (1352, 154246), (1864, 111878), (2648, 78754), (2704, 77123), (3029, 68848), (3728, 55939), (4303, 48464), (5296, 39377), (6058, 34424), (8606, 24232), (12116, 17212)]