15189993

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1091}}^1$

素因数の和:1134

約数の個数: 48

約数和(自身を含む): 28619136

約数和(自身を除く): 13429143

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 221, 273, 357, 663, 819, 1071, 1091, 1547, 1989, 3273, 4641, 7637, 9819, 13923, 14183, 18547, 22911, 42549, 55641, 68733, 99281, 127647, 129829, 166923, 241111, 297843, 389487, 723333, 893529, 1168461, 1687777, 2169999, 5063331, 15189993]

約数ペア:

[(1, 15189993), (3, 5063331), (7, 2169999), (9, 1687777), (13, 1168461), (17, 893529), (21, 723333), (39, 389487), (51, 297843), (63, 241111), (91, 166923), (117, 129829), (119, 127647), (153, 99281), (221, 68733), (273, 55641), (357, 42549), (663, 22911), (819, 18547), (1071, 14183), (1091, 13923), (1547, 9819), (1989, 7637), (3273, 4641)]