825548594

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{499}}^1$

素因数の和:747

約数の個数: 64

約数和(自身を含む): 1496880000

約数和(自身を除く): 671331406

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 197, 221, 247, 323, 394, 442, 494, 499, 646, 998, 2561, 3349, 3743, 4199, 5122, 6487, 6698, 7486, 8398, 8483, 9481, 12974, 16966, 18962, 43537, 48659, 63631, 87074, 97318, 98303, 110279, 123253, 127262, 161177, 196606, 220558, 246506, 322354, 827203, 1277939, 1654406, 1671151, 1867757, 2095301, 2555878, 3342302, 3735514, 4190602, 21724963, 24280841, 31751869, 43449926, 48561682, 63503738, 412774297, 825548594]

約数ペア:

[(1, 825548594), (2, 412774297), (13, 63503738), (17, 48561682), (19, 43449926), (26, 31751869), (34, 24280841), (38, 21724963), (197, 4190602), (221, 3735514), (247, 3342302), (323, 2555878), (394, 2095301), (442, 1867757), (494, 1671151), (499, 1654406), (646, 1277939), (998, 827203), (2561, 322354), (3349, 246506), (3743, 220558), (4199, 196606), (5122, 161177), (6487, 127262), (6698, 123253), (7486, 110279), (8398, 98303), (8483, 97318), (9481, 87074), (12974, 63631), (16966, 48659), (18962, 43537)]