284481470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{312617}}^1$

素因数の和:312644

約数の個数: 32

約数和(自身を含む): 630237888

約数和(自身を除く): 345756418

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 312617, 625234, 1563085, 2188319, 3126170, 4064021, 4376638, 8128042, 10941595, 20320105, 21883190, 28448147, 40640210, 56896294, 142240735, 284481470]

約数ペア:

[(1, 284481470), (2, 142240735), (5, 56896294), (7, 40640210), (10, 28448147), (13, 21883190), (14, 20320105), (26, 10941595), (35, 8128042), (65, 4376638), (70, 4064021), (91, 3126170), (130, 2188319), (182, 1563085), (455, 625234), (910, 312617)]