15502708

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 33203520

約数和(自身を除く): 17700812

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 38, 52, 68, 71, 76, 142, 169, 221, 247, 284, 323, 338, 442, 494, 646, 676, 884, 923, 988, 1207, 1292, 1349, 1846, 2414, 2698, 2873, 3211, 3692, 4199, 4828, 5396, 5746, 6422, 8398, 11492, 11999, 12844, 15691, 16796, 17537, 22933, 23998, 31382, 35074, 45866, 47996, 54587, 62764, 70148, 91732, 109174, 203983, 218348, 227981, 298129, 407966, 455962, 596258, 815932, 911924, 1192516, 3875677, 7751354, 15502708]

約数ペア:

[(1, 15502708), (2, 7751354), (4, 3875677), (13, 1192516), (17, 911924), (19, 815932), (26, 596258), (34, 455962), (38, 407966), (52, 298129), (68, 227981), (71, 218348), (76, 203983), (142, 109174), (169, 91732), (221, 70148), (247, 62764), (284, 54587), (323, 47996), (338, 45866), (442, 35074), (494, 31382), (646, 23998), (676, 22933), (884, 17537), (923, 16796), (988, 15691), (1207, 12844), (1292, 11999), (1349, 11492), (1846, 8398), (2414, 6422), (2698, 5746), (2873, 5396), (3211, 4828), (3692, 4199)]