231330225

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3313}}^1$

素因数の和:3359

約数の個数: 72

約数和(自身を含む): 468467040

約数和(自身を除く): 237136815

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 49, 57, 75, 95, 105, 133, 147, 175, 245, 285, 399, 475, 525, 665, 735, 931, 1225, 1425, 1995, 2793, 3313, 3325, 3675, 4655, 9939, 9975, 13965, 16565, 23191, 23275, 49695, 62947, 69573, 69825, 82825, 115955, 162337, 188841, 248475, 314735, 347865, 440629, 487011, 579775, 811685, 944205, 1321887, 1573675, 1739325, 2203145, 2435055, 3084403, 4058425, 4721025, 6609435, 9253209, 11015725, 12175275, 15422015, 33047175, 46266045, 77110075, 231330225]

約数ペア:

[(1, 231330225), (3, 77110075), (5, 46266045), (7, 33047175), (15, 15422015), (19, 12175275), (21, 11015725), (25, 9253209), (35, 6609435), (49, 4721025), (57, 4058425), (75, 3084403), (95, 2435055), (105, 2203145), (133, 1739325), (147, 1573675), (175, 1321887), (245, 944205), (285, 811685), (399, 579775), (475, 487011), (525, 440629), (665, 347865), (735, 314735), (931, 248475), (1225, 188841), (1425, 162337), (1995, 115955), (2793, 82825), (3313, 69825), (3325, 69573), (3675, 62947), (4655, 49695), (9939, 23275), (9975, 23191), (13965, 16565)]