42919955

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1511}}^1$

素因数の和:1571

約数の個数: 32

約数和(自身を含む): 60963840

約数和(自身を除く): 18043885

約数列:

[1, 5, 13, 19, 23, 65, 95, 115, 247, 299, 437, 1235, 1495, 1511, 2185, 5681, 7555, 19643, 28405, 28709, 34753, 98215, 143545, 173765, 373217, 451789, 660307, 1866085, 2258945, 3301535, 8583991, 42919955]

約数ペア:

[(1, 42919955), (5, 8583991), (13, 3301535), (19, 2258945), (23, 1866085), (65, 660307), (95, 451789), (115, 373217), (247, 173765), (299, 143545), (437, 98215), (1235, 34753), (1495, 28709), (1511, 28405), (2185, 19643), (5681, 7555)]