388660844

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{2843}}^1$

素因数の和:3110

約数の個数: 48

約数和(自身を含む): 802690560

約数和(自身を除く): 414029716

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 239, 286, 478, 572, 956, 2629, 2843, 3107, 5258, 5686, 6214, 10516, 11372, 12428, 31273, 34177, 36959, 62546, 68354, 73918, 125092, 136708, 147836, 406549, 679477, 813098, 1358954, 1626196, 2717908, 7474247, 8833201, 14948494, 17666402, 29896988, 35332804, 97165211, 194330422, 388660844]

約数ペア:

[(1, 388660844), (2, 194330422), (4, 97165211), (11, 35332804), (13, 29896988), (22, 17666402), (26, 14948494), (44, 8833201), (52, 7474247), (143, 2717908), (239, 1626196), (286, 1358954), (478, 813098), (572, 679477), (956, 406549), (2629, 147836), (2843, 136708), (3107, 125092), (5258, 73918), (5686, 68354), (6214, 62546), (10516, 36959), (11372, 34177), (12428, 31273)]