889491642

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1\times {\mathrm{541}}^1$

素因数の和:863

約数の個数: 64

約数和(自身を含む): 1947141504

約数和(自身を除く): 1057649862

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 107, 197, 214, 321, 394, 541, 591, 642, 1082, 1182, 1391, 1623, 2561, 2782, 3246, 4173, 5122, 7033, 7683, 8346, 14066, 15366, 21079, 21099, 42158, 42198, 57887, 63237, 106577, 115774, 126474, 173661, 213154, 274027, 319731, 347322, 548054, 639462, 752531, 822081, 1385501, 1505062, 1644162, 2257593, 2771002, 4156503, 4515186, 8313006, 11403739, 22807478, 34211217, 68422434, 148248607, 296497214, 444745821, 889491642]

約数ペア:

[(1, 889491642), (2, 444745821), (3, 296497214), (6, 148248607), (13, 68422434), (26, 34211217), (39, 22807478), (78, 11403739), (107, 8313006), (197, 4515186), (214, 4156503), (321, 2771002), (394, 2257593), (541, 1644162), (591, 1505062), (642, 1385501), (1082, 822081), (1182, 752531), (1391, 639462), (1623, 548054), (2561, 347322), (2782, 319731), (3246, 274027), (4173, 213154), (5122, 173661), (7033, 126474), (7683, 115774), (8346, 106577), (14066, 63237), (15366, 57887), (21079, 42198), (21099, 42158)]