42399422

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 70489440

約数和(自身を除く): 28090018

約数列:

[1, 2, 13, 26, 73, 89, 146, 178, 251, 502, 949, 1157, 1898, 2314, 3263, 6497, 6526, 12994, 18323, 22339, 36646, 44678, 84461, 168922, 238199, 290407, 476398, 580814, 1630747, 3261494, 21199711, 42399422]

約数ペア:

[(1, 42399422), (2, 21199711), (13, 3261494), (26, 1630747), (73, 580814), (89, 476398), (146, 290407), (178, 238199), (251, 168922), (502, 84461), (949, 44678), (1157, 36646), (1898, 22339), (2314, 18323), (3263, 12994), (6497, 6526)]