211301964

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:348

約数の個数: 108

約数和(自身を含む): 574151760

約数和(自身を除く): 362849796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 71, 76, 114, 142, 171, 213, 228, 229, 284, 342, 361, 426, 458, 639, 684, 687, 722, 852, 916, 1083, 1278, 1349, 1374, 1444, 2061, 2166, 2556, 2698, 2748, 3249, 4047, 4122, 4332, 4351, 5396, 6498, 8094, 8244, 8702, 12141, 12996, 13053, 16188, 16259, 17404, 24282, 25631, 26106, 32518, 39159, 48564, 48777, 51262, 52212, 65036, 76893, 78318, 82669, 97554, 102524, 146331, 153786, 156636, 165338, 195108, 230679, 248007, 292662, 307572, 308921, 330676, 461358, 496014, 585324, 617842, 744021, 922716, 926763, 992028, 1235684, 1488042, 1853526, 2780289, 2976084, 3707052, 5560578, 5869499, 11121156, 11738998, 17608497, 23477996, 35216994, 52825491, 70433988, 105650982, 211301964]

約数ペア:

[(1, 211301964), (2, 105650982), (3, 70433988), (4, 52825491), (6, 35216994), (9, 23477996), (12, 17608497), (18, 11738998), (19, 11121156), (36, 5869499), (38, 5560578), (57, 3707052), (71, 2976084), (76, 2780289), (114, 1853526), (142, 1488042), (171, 1235684), (213, 992028), (228, 926763), (229, 922716), (284, 744021), (342, 617842), (361, 585324), (426, 496014), (458, 461358), (639, 330676), (684, 308921), (687, 307572), (722, 292662), (852, 248007), (916, 230679), (1083, 195108), (1278, 165338), (1349, 156636), (1374, 153786), (1444, 146331), (2061, 102524), (2166, 97554), (2556, 82669), (2698, 78318), (2748, 76893), (3249, 65036), (4047, 52212), (4122, 51262), (4332, 48777), (4351, 48564), (5396, 39159), (6498, 32518), (8094, 26106), (8244, 25631), (8702, 24282), (12141, 17404), (12996, 16259), (13053, 16188)]