201638415

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 368640000

約数和(自身を除く): 167001585

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 79, 93, 155, 165, 237, 341, 395, 465, 499, 869, 1023, 1185, 1497, 1705, 2449, 2495, 2607, 4345, 5115, 5489, 7347, 7485, 12245, 13035, 15469, 16467, 26939, 27445, 36735, 39421, 46407, 77345, 80817, 82335, 118263, 134695, 170159, 197105, 232035, 404085, 433631, 510477, 591315, 850795, 1222051, 1300893, 2168155, 2552385, 3666153, 6110255, 6504465, 13442561, 18330765, 40327683, 67212805, 201638415]

約数ペア:

[(1, 201638415), (3, 67212805), (5, 40327683), (11, 18330765), (15, 13442561), (31, 6504465), (33, 6110255), (55, 3666153), (79, 2552385), (93, 2168155), (155, 1300893), (165, 1222051), (237, 850795), (341, 591315), (395, 510477), (465, 433631), (499, 404085), (869, 232035), (1023, 197105), (1185, 170159), (1497, 134695), (1705, 118263), (2449, 82335), (2495, 80817), (2607, 77345), (4345, 46407), (5115, 39421), (5489, 36735), (7347, 27445), (7485, 26939), (12245, 16467), (13035, 15469)]