42172641

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{563}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 73906560

約数和(自身を除く): 31733919

約数列:

[1, 3, 7, 9, 21, 29, 41, 63, 87, 123, 203, 261, 287, 369, 563, 609, 861, 1189, 1689, 1827, 2583, 3567, 3941, 5067, 8323, 10701, 11823, 16327, 23083, 24969, 35469, 48981, 69249, 74907, 114289, 146943, 161581, 207747, 342867, 484743, 669407, 1028601, 1454229, 2008221, 4685849, 6024663, 14057547, 42172641]

約数ペア:

[(1, 42172641), (3, 14057547), (7, 6024663), (9, 4685849), (21, 2008221), (29, 1454229), (41, 1028601), (63, 669407), (87, 484743), (123, 342867), (203, 207747), (261, 161581), (287, 146943), (369, 114289), (563, 74907), (609, 69249), (861, 48981), (1189, 35469), (1689, 24969), (1827, 23083), (2583, 16327), (3567, 11823), (3941, 10701), (5067, 8323)]