621965988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{129901}}^1$

素因数の和:129937

約数の個数: 72

約数和(自身を含む): 1891373120

約数和(自身を除く): 1269407132

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4788, 129901, 259802, 389703, 519604, 779406, 909307, 1169109, 1558812, 1818614, 2338218, 2468119, 2727921, 3637228, 4676436, 4936238, 5455842, 7404357, 8183763, 9872476, 10911684, 14808714, 16367526, 17276833, 22213071, 29617428, 32735052, 34553666, 44426142, 51830499, 69107332, 88852284, 103660998, 155491497, 207321996, 310982994, 621965988]

約数ペア:

[(1, 621965988), (2, 310982994), (3, 207321996), (4, 155491497), (6, 103660998), (7, 88852284), (9, 69107332), (12, 51830499), (14, 44426142), (18, 34553666), (19, 32735052), (21, 29617428), (28, 22213071), (36, 17276833), (38, 16367526), (42, 14808714), (57, 10911684), (63, 9872476), (76, 8183763), (84, 7404357), (114, 5455842), (126, 4936238), (133, 4676436), (171, 3637228), (228, 2727921), (252, 2468119), (266, 2338218), (342, 1818614), (399, 1558812), (532, 1169109), (684, 909307), (798, 779406), (1197, 519604), (1596, 389703), (2394, 259802), (4788, 129901)]