978423488

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{70451}}^1$

素因数の和:70501

約数の個数: 56

約数和(自身を含む): 2290535424

約数和(自身を除く): 1312111936

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1736, 1984, 3472, 6944, 13888, 70451, 140902, 281804, 493157, 563608, 986314, 1127216, 1972628, 2183981, 2254432, 3945256, 4367962, 4508864, 7890512, 8735924, 15287867, 15781024, 17471848, 30575734, 31562048, 34943696, 61151468, 69887392, 122302936, 139774784, 244605872, 489211744, 978423488]

約数ペア:

[(1, 978423488), (2, 489211744), (4, 244605872), (7, 139774784), (8, 122302936), (14, 69887392), (16, 61151468), (28, 34943696), (31, 31562048), (32, 30575734), (56, 17471848), (62, 15781024), (64, 15287867), (112, 8735924), (124, 7890512), (217, 4508864), (224, 4367962), (248, 3945256), (434, 2254432), (448, 2183981), (496, 1972628), (868, 1127216), (992, 986314), (1736, 563608), (1984, 493157), (3472, 281804), (6944, 140902), (13888, 70451)]