313551472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{2389}}^1$

素因数の和:3041

約数の個数: 40

約数和(自身を含む): 655548320

約数和(自身を除く): 341996848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 631, 1262, 2389, 2524, 4778, 5048, 8203, 9556, 10096, 16406, 19112, 31057, 32812, 38224, 62114, 65624, 124228, 131248, 248456, 496912, 1507459, 3014918, 6029836, 12059672, 19596967, 24119344, 39193934, 78387868, 156775736, 313551472]

約数ペア:

[(1, 313551472), (2, 156775736), (4, 78387868), (8, 39193934), (13, 24119344), (16, 19596967), (26, 12059672), (52, 6029836), (104, 3014918), (208, 1507459), (631, 496912), (1262, 248456), (2389, 131248), (2524, 124228), (4778, 65624), (5048, 62114), (8203, 38224), (9556, 32812), (10096, 31057), (16406, 19112)]