947284938

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{1997}}^1$

素因数の和:2116

約数の個数: 72

約数和(自身を含む): 2196932868

約数和(自身を除く): 1249647930

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 73, 114, 146, 171, 219, 342, 361, 438, 657, 722, 1083, 1314, 1387, 1997, 2166, 2774, 3249, 3994, 4161, 5991, 6498, 8322, 11982, 12483, 17973, 24966, 26353, 35946, 37943, 52706, 75886, 79059, 113829, 145781, 158118, 227658, 237177, 291562, 341487, 437343, 474354, 682974, 720917, 874686, 1312029, 1441834, 2162751, 2624058, 2769839, 4325502, 5539678, 6488253, 8309517, 12976506, 16619034, 24928551, 49857102, 52626941, 105253882, 157880823, 315761646, 473642469, 947284938]

約数ペア:

[(1, 947284938), (2, 473642469), (3, 315761646), (6, 157880823), (9, 105253882), (18, 52626941), (19, 49857102), (38, 24928551), (57, 16619034), (73, 12976506), (114, 8309517), (146, 6488253), (171, 5539678), (219, 4325502), (342, 2769839), (361, 2624058), (438, 2162751), (657, 1441834), (722, 1312029), (1083, 874686), (1314, 720917), (1387, 682974), (1997, 474354), (2166, 437343), (2774, 341487), (3249, 291562), (3994, 237177), (4161, 227658), (5991, 158118), (6498, 145781), (8322, 113829), (11982, 79059), (12483, 75886), (17973, 52706), (24966, 37943), (26353, 35946)]