42561988

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{5869}}^1$

素因数の和:5924

約数の個数: 36

約数和(自身を含む): 89000940

約数和(自身を除く): 46438952

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 518, 1036, 1813, 3626, 5869, 7252, 11738, 23476, 41083, 82166, 164332, 217153, 287581, 434306, 575162, 868612, 1150324, 1520071, 3040142, 6080284, 10640497, 21280994, 42561988]

約数ペア:

[(1, 42561988), (2, 21280994), (4, 10640497), (7, 6080284), (14, 3040142), (28, 1520071), (37, 1150324), (49, 868612), (74, 575162), (98, 434306), (148, 287581), (196, 217153), (259, 164332), (518, 82166), (1036, 41083), (1813, 23476), (3626, 11738), (5869, 7252)]