1218539388

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{1249}}^1$

素因数の和:1675

約数の個数: 96

約数和(自身を含む): 3276000000

約数和(自身を除く): 2057460612

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 57, 66, 76, 114, 132, 209, 228, 389, 418, 627, 778, 836, 1167, 1249, 1254, 1556, 2334, 2498, 2508, 3747, 4279, 4668, 4996, 7391, 7494, 8558, 12837, 13739, 14782, 14988, 17116, 22173, 23731, 25674, 27478, 29564, 41217, 44346, 47462, 51348, 54956, 71193, 81301, 82434, 88692, 94924, 142386, 162602, 164868, 243903, 261041, 284772, 325204, 485861, 487806, 522082, 783123, 971722, 975612, 1044164, 1457583, 1566246, 1943444, 2915166, 3132492, 5344471, 5830332, 9231359, 10688942, 16033413, 18462718, 21377884, 27694077, 32066826, 36925436, 55388154, 64133652, 101544949, 110776308, 203089898, 304634847, 406179796, 609269694, 1218539388]

約数ペア:

[(1, 1218539388), (2, 609269694), (3, 406179796), (4, 304634847), (6, 203089898), (11, 110776308), (12, 101544949), (19, 64133652), (22, 55388154), (33, 36925436), (38, 32066826), (44, 27694077), (57, 21377884), (66, 18462718), (76, 16033413), (114, 10688942), (132, 9231359), (209, 5830332), (228, 5344471), (389, 3132492), (418, 2915166), (627, 1943444), (778, 1566246), (836, 1457583), (1167, 1044164), (1249, 975612), (1254, 971722), (1556, 783123), (2334, 522082), (2498, 487806), (2508, 485861), (3747, 325204), (4279, 284772), (4668, 261041), (4996, 243903), (7391, 164868), (7494, 162602), (8558, 142386), (12837, 94924), (13739, 88692), (14782, 82434), (14988, 81301), (17116, 71193), (22173, 54956), (23731, 51348), (25674, 47462), (27478, 44346), (29564, 41217)]