664773486

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{4507}}^1$

素因数の和:4617

約数の個数: 64

約数和(自身を含む): 1502570496

約数和(自身を除く): 837797010

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 61, 62, 78, 93, 122, 183, 186, 366, 403, 793, 806, 1209, 1586, 1891, 2379, 2418, 3782, 4507, 4758, 5673, 9014, 11346, 13521, 24583, 27042, 49166, 58591, 73749, 117182, 139717, 147498, 175773, 274927, 279434, 351546, 419151, 549854, 824781, 838302, 1649562, 1816321, 3574051, 3632642, 5448963, 7148102, 8522737, 10722153, 10897926, 17045474, 21444306, 25568211, 51136422, 110795581, 221591162, 332386743, 664773486]

約数ペア:

[(1, 664773486), (2, 332386743), (3, 221591162), (6, 110795581), (13, 51136422), (26, 25568211), (31, 21444306), (39, 17045474), (61, 10897926), (62, 10722153), (78, 8522737), (93, 7148102), (122, 5448963), (183, 3632642), (186, 3574051), (366, 1816321), (403, 1649562), (793, 838302), (806, 824781), (1209, 549854), (1586, 419151), (1891, 351546), (2379, 279434), (2418, 274927), (3782, 175773), (4507, 147498), (4758, 139717), (5673, 117182), (9014, 73749), (11346, 58591), (13521, 49166), (24583, 27042)]