81873834

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{31957}}^1$

素因数の和:32030

約数の個数: 32

約数和(自身を含む): 190214016

約数和(自身を除く): 108340182

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 183, 366, 427, 854, 1281, 2562, 31957, 63914, 95871, 191742, 223699, 447398, 671097, 1342194, 1949377, 3898754, 5848131, 11696262, 13645639, 27291278, 40936917, 81873834]

約数ペア:

[(1, 81873834), (2, 40936917), (3, 27291278), (6, 13645639), (7, 11696262), (14, 5848131), (21, 3898754), (42, 1949377), (61, 1342194), (122, 671097), (183, 447398), (366, 223699), (427, 191742), (854, 95871), (1281, 63914), (2562, 31957)]