3960075

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 7896320

約数和(自身を除く): 3936245

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 133, 175, 285, 397, 399, 475, 525, 665, 1191, 1425, 1985, 1995, 2779, 3325, 5955, 7543, 8337, 9925, 9975, 13895, 22629, 29775, 37715, 41685, 52801, 69475, 113145, 158403, 188575, 208425, 264005, 565725, 792015, 1320025, 3960075]

約数ペア:

[(1, 3960075), (3, 1320025), (5, 792015), (7, 565725), (15, 264005), (19, 208425), (21, 188575), (25, 158403), (35, 113145), (57, 69475), (75, 52801), (95, 41685), (105, 37715), (133, 29775), (175, 22629), (285, 13895), (397, 9975), (399, 9925), (475, 8337), (525, 7543), (665, 5955), (1191, 3325), (1425, 2779), (1985, 1995)]