204780147

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{653}}^1$

素因数の和:740

約数の個数: 64

約数和(自身を含む): 348074496

約数和(自身を除く): 143294349

約数列:

[1, 3, 11, 13, 17, 33, 39, 43, 51, 129, 143, 187, 221, 429, 473, 559, 561, 653, 663, 731, 1419, 1677, 1959, 2193, 2431, 6149, 7183, 7293, 8041, 8489, 9503, 11101, 18447, 21549, 24123, 25467, 28079, 28509, 33303, 84237, 93379, 104533, 122111, 144313, 280137, 308869, 313599, 365027, 366333, 432939, 477343, 926607, 1095081, 1432029, 1587443, 4015297, 4762329, 5250773, 6205459, 12045891, 15752319, 18616377, 68260049, 204780147]

約数ペア:

[(1, 204780147), (3, 68260049), (11, 18616377), (13, 15752319), (17, 12045891), (33, 6205459), (39, 5250773), (43, 4762329), (51, 4015297), (129, 1587443), (143, 1432029), (187, 1095081), (221, 926607), (429, 477343), (473, 432939), (559, 366333), (561, 365027), (653, 313599), (663, 308869), (731, 280137), (1419, 144313), (1677, 122111), (1959, 104533), (2193, 93379), (2431, 84237), (6149, 33303), (7183, 28509), (7293, 28079), (8041, 25467), (8489, 24123), (9503, 21549), (11101, 18447)]