247897832

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{340519}}^1$

素因数の和:340545

約数の個数: 32

約数和(自身を含む): 572073600

約数和(自身を除く): 324175768

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 340519, 681038, 1362076, 2383633, 2724152, 4426747, 4767266, 8853494, 9534532, 17706988, 19069064, 30987229, 35413976, 61974458, 123948916, 247897832]

約数ペア:

[(1, 247897832), (2, 123948916), (4, 61974458), (7, 35413976), (8, 30987229), (13, 19069064), (14, 17706988), (26, 9534532), (28, 8853494), (52, 4767266), (56, 4426747), (91, 2724152), (104, 2383633), (182, 1362076), (364, 681038), (728, 340519)]