684701992

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{16097}}^1$

素因数の和:16525

約数の個数: 32

約数和(自身を含む): 1386037800

約数和(自身を除く): 701335808

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 409, 818, 1636, 3272, 5317, 10634, 16097, 21268, 32194, 42536, 64388, 128776, 209261, 418522, 837044, 1674088, 6583673, 13167346, 26334692, 52669384, 85587749, 171175498, 342350996, 684701992]

約数ペア:

[(1, 684701992), (2, 342350996), (4, 171175498), (8, 85587749), (13, 52669384), (26, 26334692), (52, 13167346), (104, 6583673), (409, 1674088), (818, 837044), (1636, 418522), (3272, 209261), (5317, 128776), (10634, 64388), (16097, 42536), (21268, 32194)]