428645406

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{1087}}^1$

素因数の和:1369

約数の個数: 64

約数和(自身を含む): 1008967680

約数和(自身を除く): 580322274

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 229, 246, 287, 458, 574, 687, 861, 1087, 1374, 1603, 1722, 2174, 3206, 3261, 4809, 6522, 7609, 9389, 9618, 15218, 18778, 22827, 28167, 44567, 45654, 56334, 65723, 89134, 131446, 133701, 197169, 248923, 267402, 311969, 394338, 497846, 623938, 746769, 935907, 1493538, 1742461, 1871814, 3484922, 5227383, 10205843, 10454766, 20411686, 30617529, 61235058, 71440901, 142881802, 214322703, 428645406]

約数ペア:

[(1, 428645406), (2, 214322703), (3, 142881802), (6, 71440901), (7, 61235058), (14, 30617529), (21, 20411686), (41, 10454766), (42, 10205843), (82, 5227383), (123, 3484922), (229, 1871814), (246, 1742461), (287, 1493538), (458, 935907), (574, 746769), (687, 623938), (861, 497846), (1087, 394338), (1374, 311969), (1603, 267402), (1722, 248923), (2174, 197169), (3206, 133701), (3261, 131446), (4809, 89134), (6522, 65723), (7609, 56334), (9389, 45654), (9618, 44567), (15218, 28167), (18778, 22827)]