1215691828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{983}}^1\times {\mathrm{1399}}^1$

素因数の和:2416

約数の個数: 48

約数和(自身を含む): 2430086400

約数和(自身を除く): 1214394572

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 983, 1399, 1966, 2798, 3932, 5596, 12779, 16711, 18187, 23783, 25558, 33422, 36374, 47566, 51116, 66844, 72748, 95132, 217243, 309179, 434486, 618358, 868972, 1236716, 1375217, 2750434, 5500868, 17877821, 23378689, 35755642, 46757378, 71511284, 93514756, 303922957, 607845914, 1215691828]

約数ペア:

[(1, 1215691828), (2, 607845914), (4, 303922957), (13, 93514756), (17, 71511284), (26, 46757378), (34, 35755642), (52, 23378689), (68, 17877821), (221, 5500868), (442, 2750434), (884, 1375217), (983, 1236716), (1399, 868972), (1966, 618358), (2798, 434486), (3932, 309179), (5596, 217243), (12779, 95132), (16711, 72748), (18187, 66844), (23783, 51116), (25558, 47566), (33422, 36374)]