243520788

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{3023}}^1$

素因数の和:3181

約数の個数: 72

約数和(自身を含む): 666029952

約数和(自身を除く): 422509164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 137, 147, 196, 274, 294, 411, 548, 588, 822, 959, 1644, 1918, 2877, 3023, 3836, 5754, 6046, 6713, 9069, 11508, 12092, 13426, 18138, 20139, 21161, 26852, 36276, 40278, 42322, 63483, 80556, 84644, 126966, 148127, 253932, 296254, 414151, 444381, 592508, 828302, 888762, 1242453, 1656604, 1777524, 2484906, 2899057, 4969812, 5798114, 8697171, 11596228, 17394342, 20293399, 34788684, 40586798, 60880197, 81173596, 121760394, 243520788]

約数ペア:

[(1, 243520788), (2, 121760394), (3, 81173596), (4, 60880197), (6, 40586798), (7, 34788684), (12, 20293399), (14, 17394342), (21, 11596228), (28, 8697171), (42, 5798114), (49, 4969812), (84, 2899057), (98, 2484906), (137, 1777524), (147, 1656604), (196, 1242453), (274, 888762), (294, 828302), (411, 592508), (548, 444381), (588, 414151), (822, 296254), (959, 253932), (1644, 148127), (1918, 126966), (2877, 84644), (3023, 80556), (3836, 63483), (5754, 42322), (6046, 40278), (6713, 36276), (9069, 26852), (11508, 21161), (12092, 20139), (13426, 18138)]