25485705

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:351

約数の個数: 64

約数和(自身を含む): 52416000

約数和(自身を除く): 26930295

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 149, 181, 189, 315, 447, 543, 745, 905, 945, 1043, 1267, 1341, 1629, 2235, 2715, 3129, 3801, 4023, 4887, 5215, 6335, 6705, 8145, 9387, 11403, 15645, 19005, 20115, 24435, 26969, 28161, 34209, 46935, 57015, 80907, 134845, 140805, 171045, 188783, 242721, 404535, 566349, 728163, 943915, 1213605, 1699047, 2831745, 3640815, 5097141, 8495235, 25485705]

約数ペア:

[(1, 25485705), (3, 8495235), (5, 5097141), (7, 3640815), (9, 2831745), (15, 1699047), (21, 1213605), (27, 943915), (35, 728163), (45, 566349), (63, 404535), (105, 242721), (135, 188783), (149, 171045), (181, 140805), (189, 134845), (315, 80907), (447, 57015), (543, 46935), (745, 34209), (905, 28161), (945, 26969), (1043, 24435), (1267, 20115), (1341, 19005), (1629, 15645), (2235, 11403), (2715, 9387), (3129, 8145), (3801, 6705), (4023, 6335), (4887, 5215)]