17415853

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 22934016

約数和(自身を除く): 5518163

約数列:

[1, 7, 13, 23, 53, 91, 157, 161, 299, 371, 689, 1099, 1219, 2041, 2093, 3611, 4823, 8321, 8533, 14287, 15847, 25277, 46943, 58247, 108173, 110929, 191383, 328601, 757211, 1339681, 2487979, 17415853]

約数ペア:

[(1, 17415853), (7, 2487979), (13, 1339681), (23, 757211), (53, 328601), (91, 191383), (157, 110929), (161, 108173), (299, 58247), (371, 46943), (689, 25277), (1099, 15847), (1219, 14287), (2041, 8533), (2093, 8321), (3611, 4823)]