16954365

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 29846016

約数和(自身を除く): 12891651

約数列:

[1, 3, 5, 15, 19, 31, 57, 93, 95, 101, 155, 285, 303, 361, 465, 505, 589, 1083, 1515, 1767, 1805, 1919, 2945, 3131, 5415, 5757, 8835, 9393, 9595, 11191, 15655, 28785, 33573, 36461, 46965, 55955, 59489, 109383, 167865, 178467, 182305, 297445, 546915, 892335, 1130291, 3390873, 5651455, 16954365]

約数ペア:

[(1, 16954365), (3, 5651455), (5, 3390873), (15, 1130291), (19, 892335), (31, 546915), (57, 297445), (93, 182305), (95, 178467), (101, 167865), (155, 109383), (285, 59489), (303, 55955), (361, 46965), (465, 36461), (505, 33573), (589, 28785), (1083, 15655), (1515, 11191), (1767, 9595), (1805, 9393), (1919, 8835), (2945, 5757), (3131, 5415)]