208952835

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3257}}^1$

素因数の和:3332

約数の個数: 64

約数和(自身を含む): 420360192

約数和(自身を除く): 211407357

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 47, 65, 91, 105, 141, 195, 235, 273, 329, 455, 611, 705, 987, 1365, 1645, 1833, 3055, 3257, 4277, 4935, 9165, 9771, 12831, 16285, 21385, 22799, 42341, 48855, 64155, 68397, 113995, 127023, 153079, 211705, 296387, 341985, 459237, 635115, 765395, 889161, 1071553, 1481935, 1990027, 2296185, 3214659, 4445805, 5357765, 5970081, 9950135, 13930189, 16073295, 29850405, 41790567, 69650945, 208952835]

約数ペア:

[(1, 208952835), (3, 69650945), (5, 41790567), (7, 29850405), (13, 16073295), (15, 13930189), (21, 9950135), (35, 5970081), (39, 5357765), (47, 4445805), (65, 3214659), (91, 2296185), (105, 1990027), (141, 1481935), (195, 1071553), (235, 889161), (273, 765395), (329, 635115), (455, 459237), (611, 341985), (705, 296387), (987, 211705), (1365, 153079), (1645, 127023), (1833, 113995), (3055, 68397), (3257, 64155), (4277, 48855), (4935, 42341), (9165, 22799), (9771, 21385), (12831, 16285)]