1611558

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:189

約数の個数: 48

約数和(自身を含む): 3852576

約数和(自身を除く): 2241018

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 71, 78, 97, 117, 142, 194, 213, 234, 291, 426, 582, 639, 873, 923, 1261, 1278, 1746, 1846, 2522, 2769, 3783, 5538, 6887, 7566, 8307, 11349, 13774, 16614, 20661, 22698, 41322, 61983, 89531, 123966, 179062, 268593, 537186, 805779, 1611558]

約数ペア:

[(1, 1611558), (2, 805779), (3, 537186), (6, 268593), (9, 179062), (13, 123966), (18, 89531), (26, 61983), (39, 41322), (71, 22698), (78, 20661), (97, 16614), (117, 13774), (142, 11349), (194, 8307), (213, 7566), (234, 6887), (291, 5538), (426, 3783), (582, 2769), (639, 2522), (873, 1846), (923, 1746), (1261, 1278)]