38507775

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 68269440

約数和(自身を除く): 29761665

約数列:

[1, 3, 5, 15, 19, 25, 57, 61, 75, 95, 183, 285, 305, 443, 475, 915, 1159, 1329, 1425, 1525, 2215, 3477, 4575, 5795, 6645, 8417, 11075, 17385, 25251, 27023, 28975, 33225, 42085, 81069, 86925, 126255, 135115, 210425, 405345, 513437, 631275, 675575, 1540311, 2026725, 2567185, 7701555, 12835925, 38507775]

約数ペア:

[(1, 38507775), (3, 12835925), (5, 7701555), (15, 2567185), (19, 2026725), (25, 1540311), (57, 675575), (61, 631275), (75, 513437), (95, 405345), (183, 210425), (285, 135115), (305, 126255), (443, 86925), (475, 81069), (915, 42085), (1159, 33225), (1329, 28975), (1425, 27023), (1525, 25251), (2215, 17385), (3477, 11075), (4575, 8417), (5795, 6645)]