72435142

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1361}}^1$

素因数の和:1488

約数の個数: 32

約数和(自身を含む): 123560640

約数和(自身を除く): 51125498

約数列:

[1, 2, 13, 23, 26, 46, 89, 178, 299, 598, 1157, 1361, 2047, 2314, 2722, 4094, 17693, 26611, 31303, 35386, 53222, 62606, 121129, 242258, 406939, 813878, 1574677, 2785967, 3149354, 5571934, 36217571, 72435142]

約数ペア:

[(1, 72435142), (2, 36217571), (13, 5571934), (23, 3149354), (26, 2785967), (46, 1574677), (89, 813878), (178, 406939), (299, 242258), (598, 121129), (1157, 62606), (1361, 53222), (2047, 35386), (2314, 31303), (2722, 26611), (4094, 17693)]