388889148471

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1567}}^1\times {\mathrm{1987}}^1$

素因数の和:3684

約数の個数: 64

約数和(自身を含む): 574559354880

約数和(自身を除く): 185670206409

約数列:

[1, 3, 17, 31, 51, 79, 93, 237, 527, 1343, 1567, 1581, 1987, 2449, 4029, 4701, 5961, 7347, 26639, 33779, 41633, 48577, 61597, 79917, 101337, 123793, 124899, 145731, 156973, 184791, 371379, 470919, 825809, 1047149, 2104481, 2477427, 2668541, 3113629, 3141447, 3837583, 4866163, 6313443, 8005623, 9340887, 11512749, 14598489, 52931693, 65238911, 82724771, 96522499, 158795079, 195716733, 245976691, 248174313, 289567497, 737930073, 1640882483, 4181603747, 4922647449, 7625277421, 12544811241, 22875832263, 129629716157, 388889148471]

約数ペア:

[(1, 388889148471), (3, 129629716157), (17, 22875832263), (31, 12544811241), (51, 7625277421), (79, 4922647449), (93, 4181603747), (237, 1640882483), (527, 737930073), (1343, 289567497), (1567, 248174313), (1581, 245976691), (1987, 195716733), (2449, 158795079), (4029, 96522499), (4701, 82724771), (5961, 65238911), (7347, 52931693), (26639, 14598489), (33779, 11512749), (41633, 9340887), (48577, 8005623), (61597, 6313443), (79917, 4866163), (101337, 3837583), (123793, 3141447), (124899, 3113629), (145731, 2668541), (156973, 2477427), (184791, 2104481), (371379, 1047149), (470919, 825809)]