898498315

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{59}}^2$

素因数の和:185

約数の個数: 72

約数和(自身を含む): 1359913968

約数和(自身を除く): 461415653

約数列:

[1, 5, 11, 13, 19, 55, 59, 65, 95, 143, 209, 247, 295, 361, 649, 715, 767, 1045, 1121, 1235, 1805, 2717, 3245, 3481, 3835, 3971, 4693, 5605, 8437, 12331, 13585, 14573, 17405, 19855, 21299, 23465, 38291, 42185, 45253, 51623, 61655, 66139, 72865, 106495, 160303, 191455, 226265, 234289, 258115, 276887, 330695, 497783, 727529, 801515, 859807, 1171445, 1256641, 1384435, 2488915, 3045757, 3637645, 4299035, 6283205, 9457877, 13823051, 15228785, 16336333, 47289385, 69115255, 81681665, 179699663, 898498315]

約数ペア:

[(1, 898498315), (5, 179699663), (11, 81681665), (13, 69115255), (19, 47289385), (55, 16336333), (59, 15228785), (65, 13823051), (95, 9457877), (143, 6283205), (209, 4299035), (247, 3637645), (295, 3045757), (361, 2488915), (649, 1384435), (715, 1256641), (767, 1171445), (1045, 859807), (1121, 801515), (1235, 727529), (1805, 497783), (2717, 330695), (3245, 276887), (3481, 258115), (3835, 234289), (3971, 226265), (4693, 191455), (5605, 160303), (8437, 106495), (12331, 72865), (13585, 66139), (14573, 61655), (17405, 51623), (19855, 45253), (21299, 42185), (23465, 38291)]