30978702

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{379}}^1$

素因数の和:645

約数の個数: 48

約数和(自身を含む): 71136000

約数和(自身を除く): 40157298

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 239, 342, 379, 478, 717, 758, 1137, 1434, 2151, 2274, 3411, 4302, 4541, 6822, 7201, 9082, 13623, 14402, 21603, 27246, 40869, 43206, 64809, 81738, 90581, 129618, 181162, 271743, 543486, 815229, 1630458, 1721039, 3442078, 5163117, 10326234, 15489351, 30978702]

約数ペア:

[(1, 30978702), (2, 15489351), (3, 10326234), (6, 5163117), (9, 3442078), (18, 1721039), (19, 1630458), (38, 815229), (57, 543486), (114, 271743), (171, 181162), (239, 129618), (342, 90581), (379, 81738), (478, 64809), (717, 43206), (758, 40869), (1137, 27246), (1434, 21603), (2151, 14402), (2274, 13623), (3411, 9082), (4302, 7201), (4541, 6822)]