31166703988

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{258319}}^1$

素因数の和:258500

約数の個数: 48

約数和(自身を含む): 64807321600

約数和(自身を除く): 33640617612

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 139, 217, 278, 434, 556, 868, 973, 1946, 3892, 4309, 8618, 17236, 30163, 60326, 120652, 258319, 516638, 1033276, 1808233, 3616466, 7232932, 8007889, 16015778, 32031556, 35906341, 56055223, 71812682, 112110446, 143625364, 224220892, 251344387, 502688774, 1005377548, 1113096571, 2226193142, 4452386284, 7791675997, 15583351994, 31166703988]

約数ペア:

[(1, 31166703988), (2, 15583351994), (4, 7791675997), (7, 4452386284), (14, 2226193142), (28, 1113096571), (31, 1005377548), (62, 502688774), (124, 251344387), (139, 224220892), (217, 143625364), (278, 112110446), (434, 71812682), (556, 56055223), (868, 35906341), (973, 32031556), (1946, 16015778), (3892, 8007889), (4309, 7232932), (8618, 3616466), (17236, 1808233), (30163, 1033276), (60326, 516638), (120652, 258319)]