15218502

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:557

約数の個数: 64

約数和(自身を含む): 36288000

約数和(自身を除く): 21069498

約数列:

[1, 2, 3, 6, 13, 17, 23, 26, 34, 39, 46, 51, 69, 78, 102, 138, 221, 299, 391, 442, 499, 598, 663, 782, 897, 998, 1173, 1326, 1497, 1794, 2346, 2994, 5083, 6487, 8483, 10166, 11477, 12974, 15249, 16966, 19461, 22954, 25449, 30498, 34431, 38922, 50898, 68862, 110279, 149201, 195109, 220558, 298402, 330837, 390218, 447603, 585327, 661674, 895206, 1170654, 2536417, 5072834, 7609251, 15218502]

約数ペア:

[(1, 15218502), (2, 7609251), (3, 5072834), (6, 2536417), (13, 1170654), (17, 895206), (23, 661674), (26, 585327), (34, 447603), (39, 390218), (46, 330837), (51, 298402), (69, 220558), (78, 195109), (102, 149201), (138, 110279), (221, 68862), (299, 50898), (391, 38922), (442, 34431), (499, 30498), (598, 25449), (663, 22954), (782, 19461), (897, 16966), (998, 15249), (1173, 12974), (1326, 11477), (1497, 10166), (1794, 8483), (2346, 6487), (2994, 5083)]