1217740248

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{890161}}^1$

素因数の和:890192

約数の個数: 48

約数和(自身を含む): 3471631800

約数和(自身を除く): 2253891552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 890161, 1780322, 2670483, 3560644, 5340966, 7121288, 8011449, 10681932, 16022898, 16913059, 21363864, 32045796, 33826118, 50739177, 64091592, 67652236, 101478354, 135304472, 152217531, 202956708, 304435062, 405913416, 608870124, 1217740248]

約数ペア:

[(1, 1217740248), (2, 608870124), (3, 405913416), (4, 304435062), (6, 202956708), (8, 152217531), (9, 135304472), (12, 101478354), (18, 67652236), (19, 64091592), (24, 50739177), (36, 33826118), (38, 32045796), (57, 21363864), (72, 16913059), (76, 16022898), (114, 10681932), (152, 8011449), (171, 7121288), (228, 5340966), (342, 3560644), (456, 2670483), (684, 1780322), (1368, 890161)]