408991492

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{4549}}^1$

素因数の和:4605

約数の個数: 72

約数和(自身を含む): 932568000

約数和(自身を除く): 523576508

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 169, 182, 247, 266, 338, 364, 494, 532, 676, 988, 1183, 1729, 2366, 3211, 3458, 4549, 4732, 6422, 6916, 9098, 12844, 18196, 22477, 31843, 44954, 59137, 63686, 86431, 89908, 118274, 127372, 172862, 236548, 345724, 413959, 605017, 768781, 827918, 1123603, 1210034, 1537562, 1655836, 2247206, 2420068, 3075124, 4494412, 5381467, 7865221, 10762934, 14606839, 15730442, 21525868, 29213678, 31460884, 58427356, 102247873, 204495746, 408991492]

約数ペア:

[(1, 408991492), (2, 204495746), (4, 102247873), (7, 58427356), (13, 31460884), (14, 29213678), (19, 21525868), (26, 15730442), (28, 14606839), (38, 10762934), (52, 7865221), (76, 5381467), (91, 4494412), (133, 3075124), (169, 2420068), (182, 2247206), (247, 1655836), (266, 1537562), (338, 1210034), (364, 1123603), (494, 827918), (532, 768781), (676, 605017), (988, 413959), (1183, 345724), (1729, 236548), (2366, 172862), (3211, 127372), (3458, 118274), (4549, 89908), (4732, 86431), (6422, 63686), (6916, 59137), (9098, 44954), (12844, 31843), (18196, 22477)]