420291036

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{2521}}^1$

素因数の和:2963

約数の個数: 72

約数和(自身を含む): 1162198128

約数和(自身を除く): 741907092

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 421, 842, 1263, 1684, 2521, 2526, 3789, 4631, 5042, 5052, 7563, 7578, 9262, 10084, 13893, 15126, 15156, 18524, 22689, 27731, 27786, 30252, 41679, 45378, 55462, 55572, 83193, 83358, 90756, 110924, 166386, 166716, 249579, 332772, 499158, 998316, 1061341, 2122682, 3184023, 4245364, 6368046, 9552069, 11674751, 12736092, 19104138, 23349502, 35024253, 38208276, 46699004, 70048506, 105072759, 140097012, 210145518, 420291036]

約数ペア:

[(1, 420291036), (2, 210145518), (3, 140097012), (4, 105072759), (6, 70048506), (9, 46699004), (11, 38208276), (12, 35024253), (18, 23349502), (22, 19104138), (33, 12736092), (36, 11674751), (44, 9552069), (66, 6368046), (99, 4245364), (132, 3184023), (198, 2122682), (396, 1061341), (421, 998316), (842, 499158), (1263, 332772), (1684, 249579), (2521, 166716), (2526, 166386), (3789, 110924), (4631, 90756), (5042, 83358), (5052, 83193), (7563, 55572), (7578, 55462), (9262, 45378), (10084, 41679), (13893, 30252), (15126, 27786), (15156, 27731), (18524, 22689)]