663128804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{11003}}^1$

素因数の和:11100

約数の個数: 48

約数和(自身を含む): 1337206080

約数和(自身を除く): 674077276

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 61, 76, 122, 244, 247, 494, 793, 988, 1159, 1586, 2318, 3172, 4636, 11003, 15067, 22006, 30134, 44012, 60268, 143039, 209057, 286078, 418114, 572156, 671183, 836228, 1342366, 2684732, 2717741, 5435482, 8725379, 10870964, 12752477, 17450758, 25504954, 34901516, 51009908, 165782201, 331564402, 663128804]

約数ペア:

[(1, 663128804), (2, 331564402), (4, 165782201), (13, 51009908), (19, 34901516), (26, 25504954), (38, 17450758), (52, 12752477), (61, 10870964), (76, 8725379), (122, 5435482), (244, 2717741), (247, 2684732), (494, 1342366), (793, 836228), (988, 671183), (1159, 572156), (1586, 418114), (2318, 286078), (3172, 209057), (4636, 143039), (11003, 60268), (15067, 44012), (22006, 30134)]