16817913

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{383}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 30191616

約数和(自身を除く): 13373703

約数列:

[1, 3, 7, 9, 17, 21, 41, 51, 63, 119, 123, 153, 287, 357, 369, 383, 697, 861, 1071, 1149, 2091, 2583, 2681, 3447, 4879, 6273, 6511, 8043, 14637, 15703, 19533, 24129, 43911, 45577, 47109, 58599, 109921, 136731, 141327, 266951, 329763, 410193, 800853, 989289, 1868657, 2402559, 5605971, 16817913]

約数ペア:

[(1, 16817913), (3, 5605971), (7, 2402559), (9, 1868657), (17, 989289), (21, 800853), (41, 410193), (51, 329763), (63, 266951), (119, 141327), (123, 136731), (153, 109921), (287, 58599), (357, 47109), (369, 45577), (383, 43911), (697, 24129), (861, 19533), (1071, 15703), (1149, 14637), (2091, 8043), (2583, 6511), (2681, 6273), (3447, 4879)]