620161311

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1399}}^1$

素因数の和:1540

約数の個数: 64

約数和(自身を含む): 1096704000

約数和(自身を除く): 476542689

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 101, 133, 209, 231, 303, 399, 627, 707, 1111, 1399, 1463, 1919, 2121, 3333, 4197, 4389, 5757, 7777, 9793, 13433, 15389, 21109, 23331, 26581, 29379, 40299, 46167, 63327, 79743, 107723, 141299, 147763, 186067, 292391, 323169, 423897, 443289, 558201, 877173, 989093, 1554289, 2046737, 2684681, 2967279, 4662867, 6140211, 8054043, 10880023, 18792767, 29531491, 32640069, 56378301, 88594473, 206720437, 620161311]

約数ペア:

[(1, 620161311), (3, 206720437), (7, 88594473), (11, 56378301), (19, 32640069), (21, 29531491), (33, 18792767), (57, 10880023), (77, 8054043), (101, 6140211), (133, 4662867), (209, 2967279), (231, 2684681), (303, 2046737), (399, 1554289), (627, 989093), (707, 877173), (1111, 558201), (1399, 443289), (1463, 423897), (1919, 323169), (2121, 292391), (3333, 186067), (4197, 147763), (4389, 141299), (5757, 107723), (7777, 79743), (9793, 63327), (13433, 46167), (15389, 40299), (21109, 29379), (23331, 26581)]