815388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 2306304

約数和(自身を除く): 1490916

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 571, 714, 1142, 1428, 1713, 2284, 3426, 3997, 6852, 7994, 9707, 11991, 15988, 19414, 23982, 29121, 38828, 47964, 58242, 67949, 116484, 135898, 203847, 271796, 407694, 815388]

約数ペア:

[(1, 815388), (2, 407694), (3, 271796), (4, 203847), (6, 135898), (7, 116484), (12, 67949), (14, 58242), (17, 47964), (21, 38828), (28, 29121), (34, 23982), (42, 19414), (51, 15988), (68, 11991), (84, 9707), (102, 7994), (119, 6852), (204, 3997), (238, 3426), (357, 2284), (476, 1713), (571, 1428), (714, 1142)]