1398889730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{14947}}^1$

素因数の和:15159

約数の個数: 48

約数和(自身を含む): 2944636416

約数和(自身を除く): 1545746686

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 191, 245, 382, 490, 955, 1337, 1910, 2674, 6685, 9359, 13370, 14947, 18718, 29894, 46795, 74735, 93590, 104629, 149470, 209258, 523145, 732403, 1046290, 1464806, 2854877, 3662015, 5709754, 7324030, 14274385, 19984139, 28548770, 39968278, 99920695, 139888973, 199841390, 279777946, 699444865, 1398889730]

約数ペア:

[(1, 1398889730), (2, 699444865), (5, 279777946), (7, 199841390), (10, 139888973), (14, 99920695), (35, 39968278), (49, 28548770), (70, 19984139), (98, 14274385), (191, 7324030), (245, 5709754), (382, 3662015), (490, 2854877), (955, 1464806), (1337, 1046290), (1910, 732403), (2674, 523145), (6685, 209258), (9359, 149470), (13370, 104629), (14947, 93590), (18718, 74735), (29894, 46795)]