42888307

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 56853504

約数和(自身を除く): 13965197

約数列:

[1, 7, 11, 23, 61, 77, 161, 253, 397, 427, 671, 1403, 1771, 2779, 4367, 4697, 9131, 9821, 15433, 24217, 30569, 63917, 100441, 108031, 169519, 266387, 556991, 703087, 1864709, 3898937, 6126901, 42888307]

約数ペア:

[(1, 42888307), (7, 6126901), (11, 3898937), (23, 1864709), (61, 703087), (77, 556991), (161, 266387), (253, 169519), (397, 108031), (427, 100441), (671, 63917), (1403, 30569), (1771, 24217), (2779, 15433), (4367, 9821), (4697, 9131)]