388547955

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{409}}^1$

素因数の和:681

約数の個数: 64

約数和(自身を含む): 717926400

約数和(自身を除く): 329378445

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 227, 279, 409, 465, 681, 837, 1135, 1227, 1395, 2043, 2045, 3405, 3681, 4185, 6129, 6135, 7037, 10215, 11043, 12679, 18405, 21111, 30645, 35185, 38037, 55215, 63333, 63395, 92843, 105555, 114111, 189999, 190185, 278529, 316665, 342333, 464215, 570555, 835587, 949995, 1392645, 1711665, 2506761, 2878133, 4177935, 8634399, 12533805, 14390665, 25903197, 43171995, 77709591, 129515985, 388547955]

約数ペア:

[(1, 388547955), (3, 129515985), (5, 77709591), (9, 43171995), (15, 25903197), (27, 14390665), (31, 12533805), (45, 8634399), (93, 4177935), (135, 2878133), (155, 2506761), (227, 1711665), (279, 1392645), (409, 949995), (465, 835587), (681, 570555), (837, 464215), (1135, 342333), (1227, 316665), (1395, 278529), (2043, 190185), (2045, 189999), (3405, 114111), (3681, 105555), (4185, 92843), (6129, 63395), (6135, 63333), (7037, 55215), (10215, 38037), (11043, 35185), (12679, 30645), (18405, 21111)]