142681995

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4447}}^1$

素因数の和:4512

約数の個数: 48

約数和(自身を含む): 266452992

約数和(自身を除く): 123770997

約数列:

[1, 3, 5, 9, 15, 23, 31, 45, 69, 93, 115, 155, 207, 279, 345, 465, 713, 1035, 1395, 2139, 3565, 4447, 6417, 10695, 13341, 22235, 32085, 40023, 66705, 102281, 137857, 200115, 306843, 413571, 511405, 689285, 920529, 1240713, 1534215, 2067855, 3170711, 4602645, 6203565, 9512133, 15853555, 28536399, 47560665, 142681995]

約数ペア:

[(1, 142681995), (3, 47560665), (5, 28536399), (9, 15853555), (15, 9512133), (23, 6203565), (31, 4602645), (45, 3170711), (69, 2067855), (93, 1534215), (115, 1240713), (155, 920529), (207, 689285), (279, 511405), (345, 413571), (465, 306843), (713, 200115), (1035, 137857), (1395, 102281), (2139, 66705), (3565, 40023), (4447, 32085), (6417, 22235), (10695, 13341)]