947707908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{663661}}^1$

素因数の和:663692

約数の個数: 48

約数和(自身を含む): 2675885184

約数和(自身を除く): 1728177276

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 663661, 1327322, 1990983, 2654644, 3981966, 4645627, 7963932, 9291254, 11282237, 13936881, 18582508, 22564474, 27873762, 33846711, 45128948, 55747524, 67693422, 78975659, 135386844, 157951318, 236926977, 315902636, 473853954, 947707908]

約数ペア:

[(1, 947707908), (2, 473853954), (3, 315902636), (4, 236926977), (6, 157951318), (7, 135386844), (12, 78975659), (14, 67693422), (17, 55747524), (21, 45128948), (28, 33846711), (34, 27873762), (42, 22564474), (51, 18582508), (68, 13936881), (84, 11282237), (102, 9291254), (119, 7963932), (204, 4645627), (238, 3981966), (357, 2654644), (476, 1990983), (714, 1327322), (1428, 663661)]