217123704

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{61543}}^1$

素因数の和:61569

約数の個数: 72

約数和(自身を含む): 684061560

約数和(自身を除く): 466937856

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 61543, 123086, 184629, 246172, 369258, 430801, 492344, 553887, 738516, 861602, 1107774, 1292403, 1477032, 1723204, 2215548, 2584806, 3015607, 3446408, 3877209, 4431096, 5169612, 6031214, 7754418, 9046821, 10339224, 12062428, 15508836, 18093642, 24124856, 27140463, 31017672, 36187284, 54280926, 72374568, 108561852, 217123704]

約数ペア:

[(1, 217123704), (2, 108561852), (3, 72374568), (4, 54280926), (6, 36187284), (7, 31017672), (8, 27140463), (9, 24124856), (12, 18093642), (14, 15508836), (18, 12062428), (21, 10339224), (24, 9046821), (28, 7754418), (36, 6031214), (42, 5169612), (49, 4431096), (56, 3877209), (63, 3446408), (72, 3015607), (84, 2584806), (98, 2215548), (126, 1723204), (147, 1477032), (168, 1292403), (196, 1107774), (252, 861602), (294, 738516), (392, 553887), (441, 492344), (504, 430801), (588, 369258), (882, 246172), (1176, 184629), (1764, 123086), (3528, 61543)]