28906605

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{181}}^1$

素因数の和:228

約数の個数: 96

約数和(自身を含む): 63947520

約数和(自身を除く): 35040915

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 63, 65, 91, 105, 117, 135, 169, 181, 189, 195, 273, 315, 351, 455, 507, 543, 585, 819, 845, 905, 945, 1183, 1267, 1365, 1521, 1629, 1755, 2353, 2457, 2535, 2715, 3549, 3801, 4095, 4563, 4887, 5915, 6335, 7059, 7605, 8145, 10647, 11403, 11765, 12285, 16471, 17745, 19005, 21177, 22815, 24435, 30589, 31941, 34209, 35295, 49413, 53235, 57015, 63531, 82355, 91767, 105885, 148239, 152945, 159705, 171045, 214123, 247065, 275301, 317655, 444717, 458835, 642369, 741195, 825903, 1070615, 1376505, 1927107, 2223585, 3211845, 4129515, 5781321, 9635535, 28906605]

約数ペア:

[(1, 28906605), (3, 9635535), (5, 5781321), (7, 4129515), (9, 3211845), (13, 2223585), (15, 1927107), (21, 1376505), (27, 1070615), (35, 825903), (39, 741195), (45, 642369), (63, 458835), (65, 444717), (91, 317655), (105, 275301), (117, 247065), (135, 214123), (169, 171045), (181, 159705), (189, 152945), (195, 148239), (273, 105885), (315, 91767), (351, 82355), (455, 63531), (507, 57015), (543, 53235), (585, 49413), (819, 35295), (845, 34209), (905, 31941), (945, 30589), (1183, 24435), (1267, 22815), (1365, 21177), (1521, 19005), (1629, 17745), (1755, 16471), (2353, 12285), (2457, 11765), (2535, 11403), (2715, 10647), (3549, 8145), (3801, 7605), (4095, 7059), (4563, 6335), (4887, 5915)]