289975455

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1579}}^1$

素因数の和:1661

約数の個数: 96

約数和(自身を含む): 638876160

約数和(自身を除く): 348900705

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 53, 55, 63, 77, 99, 105, 159, 165, 231, 265, 315, 371, 385, 477, 495, 583, 693, 795, 1113, 1155, 1579, 1749, 1855, 2385, 2915, 3339, 3465, 4081, 4737, 5247, 5565, 7895, 8745, 11053, 12243, 14211, 16695, 17369, 20405, 23685, 26235, 33159, 36729, 52107, 55265, 61215, 71055, 83687, 86845, 99477, 121583, 156321, 165795, 183645, 251061, 260535, 364749, 418435, 497385, 585809, 607915, 753183, 781605, 920557, 1094247, 1255305, 1757427, 1823745, 2761671, 2929045, 3765915, 4602785, 5272281, 5471235, 6443899, 8285013, 8787135, 13808355, 19331697, 26361405, 32219495, 41425065, 57995091, 96658485, 289975455]

約数ペア:

[(1, 289975455), (3, 96658485), (5, 57995091), (7, 41425065), (9, 32219495), (11, 26361405), (15, 19331697), (21, 13808355), (33, 8787135), (35, 8285013), (45, 6443899), (53, 5471235), (55, 5272281), (63, 4602785), (77, 3765915), (99, 2929045), (105, 2761671), (159, 1823745), (165, 1757427), (231, 1255305), (265, 1094247), (315, 920557), (371, 781605), (385, 753183), (477, 607915), (495, 585809), (583, 497385), (693, 418435), (795, 364749), (1113, 260535), (1155, 251061), (1579, 183645), (1749, 165795), (1855, 156321), (2385, 121583), (2915, 99477), (3339, 86845), (3465, 83687), (4081, 71055), (4737, 61215), (5247, 55265), (5565, 52107), (7895, 36729), (8745, 33159), (11053, 26235), (12243, 23685), (14211, 20405), (16695, 17369)]