613904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:123

約数の個数: 40

約数和(自身を含む): 1314648

約数和(自身を除く): 700744

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 61, 68, 74, 122, 136, 148, 244, 272, 296, 488, 592, 629, 976, 1037, 1258, 2074, 2257, 2516, 4148, 4514, 5032, 8296, 9028, 10064, 16592, 18056, 36112, 38369, 76738, 153476, 306952, 613904]

約数ペア:

[(1, 613904), (2, 306952), (4, 153476), (8, 76738), (16, 38369), (17, 36112), (34, 18056), (37, 16592), (61, 10064), (68, 9028), (74, 8296), (122, 5032), (136, 4514), (148, 4148), (244, 2516), (272, 2257), (296, 2074), (488, 1258), (592, 1037), (629, 976)]