28883561

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 37283328

約数和(自身を除く): 8399767

約数列:

[1, 7, 17, 23, 61, 119, 161, 173, 391, 427, 1037, 1211, 1403, 2737, 2941, 3979, 7259, 9821, 10553, 20587, 23851, 27853, 67643, 73871, 166957, 179401, 242719, 473501, 1255807, 1699033, 4126223, 28883561]

約数ペア:

[(1, 28883561), (7, 4126223), (17, 1699033), (23, 1255807), (61, 473501), (119, 242719), (161, 179401), (173, 166957), (391, 73871), (427, 67643), (1037, 27853), (1211, 23851), (1403, 20587), (2737, 10553), (2941, 9821), (3979, 7259)]