251241228

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{142427}}^1$

素因数の和:142451

約数の個数: 54

約数和(自身を含む): 738774036

約数和(自身を除く): 487532808

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 142427, 284854, 427281, 569708, 854562, 996989, 1281843, 1709124, 1993978, 2563686, 2990967, 3987956, 5127372, 5981934, 6978923, 8972901, 11963868, 13957846, 17945802, 20936769, 27915692, 35891604, 41873538, 62810307, 83747076, 125620614, 251241228]

約数ペア:

[(1, 251241228), (2, 125620614), (3, 83747076), (4, 62810307), (6, 41873538), (7, 35891604), (9, 27915692), (12, 20936769), (14, 17945802), (18, 13957846), (21, 11963868), (28, 8972901), (36, 6978923), (42, 5981934), (49, 5127372), (63, 3987956), (84, 2990967), (98, 2563686), (126, 1993978), (147, 1709124), (196, 1281843), (252, 996989), (294, 854562), (441, 569708), (588, 427281), (882, 284854), (1764, 142427)]