7820748

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{983}}^1$

素因数の和:1023

約数の個数: 72

約数和(自身を含む): 22565088

約数和(自身を除く): 14744340

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 983, 1326, 1966, 1989, 2652, 2949, 3932, 3978, 5898, 7956, 8847, 11796, 12779, 16711, 17694, 25558, 33422, 35388, 38337, 50133, 51116, 66844, 76674, 100266, 115011, 150399, 153348, 200532, 217243, 230022, 300798, 434486, 460044, 601596, 651729, 868972, 1303458, 1955187, 2606916, 3910374, 7820748]

約数ペア:

[(1, 7820748), (2, 3910374), (3, 2606916), (4, 1955187), (6, 1303458), (9, 868972), (12, 651729), (13, 601596), (17, 460044), (18, 434486), (26, 300798), (34, 230022), (36, 217243), (39, 200532), (51, 153348), (52, 150399), (68, 115011), (78, 100266), (102, 76674), (117, 66844), (153, 51116), (156, 50133), (204, 38337), (221, 35388), (234, 33422), (306, 25558), (442, 17694), (468, 16711), (612, 12779), (663, 11796), (884, 8847), (983, 7956), (1326, 5898), (1966, 3978), (1989, 3932), (2652, 2949)]