28935594

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:180

約数の個数: 72

約数和(自身を含む): 68173092

約数和(自身を除く): 39237498

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 61, 73, 114, 122, 146, 171, 183, 219, 342, 361, 366, 438, 549, 657, 722, 1083, 1098, 1159, 1314, 1387, 2166, 2318, 2774, 3249, 3477, 4161, 4453, 6498, 6954, 8322, 8906, 10431, 12483, 13359, 20862, 22021, 24966, 26353, 26718, 40077, 44042, 52706, 66063, 79059, 80154, 84607, 132126, 158118, 169214, 198189, 237177, 253821, 396378, 474354, 507642, 761463, 1522926, 1607533, 3215066, 4822599, 9645198, 14467797, 28935594]

約数ペア:

[(1, 28935594), (2, 14467797), (3, 9645198), (6, 4822599), (9, 3215066), (18, 1607533), (19, 1522926), (38, 761463), (57, 507642), (61, 474354), (73, 396378), (114, 253821), (122, 237177), (146, 198189), (171, 169214), (183, 158118), (219, 132126), (342, 84607), (361, 80154), (366, 79059), (438, 66063), (549, 52706), (657, 44042), (722, 40077), (1083, 26718), (1098, 26353), (1159, 24966), (1314, 22021), (1387, 20862), (2166, 13359), (2318, 12483), (2774, 10431), (3249, 8906), (3477, 8322), (4161, 6954), (4453, 6498)]