253592506

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1\times {\mathrm{449}}^1$

素因数の和:726

約数の個数: 32

約数和(自身を含む): 408240000

約数和(自身を除く): 154647494

約数列:

[1, 2, 19, 38, 89, 167, 178, 334, 449, 898, 1691, 3173, 3382, 6346, 8531, 14863, 17062, 29726, 39961, 74983, 79922, 149966, 282397, 564794, 759259, 1424677, 1518518, 2849354, 6673487, 13346974, 126796253, 253592506]

約数ペア:

[(1, 253592506), (2, 126796253), (19, 13346974), (38, 6673487), (89, 2849354), (167, 1518518), (178, 1424677), (334, 759259), (449, 564794), (898, 282397), (1691, 149966), (3173, 79922), (3382, 74983), (6346, 39961), (8531, 29726), (14863, 17062)]