1216331388

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{467}}^1\times {\mathrm{1019}}^1$

素因数の和:1567

約数の個数: 72

約数和(自身を含む): 3127662720

約数和(自身を除く): 1911331332

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 467, 639, 852, 934, 1019, 1278, 1401, 1868, 2038, 2556, 2802, 3057, 4076, 4203, 5604, 6114, 8406, 9171, 12228, 16812, 18342, 33157, 36684, 66314, 72349, 99471, 132628, 144698, 198942, 217047, 289396, 298413, 397884, 434094, 475873, 596826, 651141, 868188, 951746, 1193652, 1302282, 1427619, 1903492, 2604564, 2855238, 4282857, 5710476, 8565714, 17131428, 33786983, 67573966, 101360949, 135147932, 202721898, 304082847, 405443796, 608165694, 1216331388]

約数ペア:

[(1, 1216331388), (2, 608165694), (3, 405443796), (4, 304082847), (6, 202721898), (9, 135147932), (12, 101360949), (18, 67573966), (36, 33786983), (71, 17131428), (142, 8565714), (213, 5710476), (284, 4282857), (426, 2855238), (467, 2604564), (639, 1903492), (852, 1427619), (934, 1302282), (1019, 1193652), (1278, 951746), (1401, 868188), (1868, 651141), (2038, 596826), (2556, 475873), (2802, 434094), (3057, 397884), (4076, 298413), (4203, 289396), (5604, 217047), (6114, 198942), (8406, 144698), (9171, 132628), (12228, 99471), (16812, 72349), (18342, 66314), (33157, 36684)]