233770131

素因数分解:

$3^5\times 7^2\times {\mathrm{29}}^1\times {\mathrm{677}}^1$

素因数の和:735

約数の個数: 72

約数和(自身を含む): 422014320

約数和(自身を除く): 188244189

約数列:

[1, 3, 7, 9, 21, 27, 29, 49, 63, 81, 87, 147, 189, 203, 243, 261, 441, 567, 609, 677, 783, 1323, 1421, 1701, 1827, 2031, 2349, 3969, 4263, 4739, 5481, 6093, 7047, 11907, 12789, 14217, 16443, 18279, 19633, 33173, 38367, 42651, 49329, 54837, 58899, 99519, 115101, 127953, 137431, 164511, 176697, 298557, 345303, 383859, 412293, 530091, 895671, 962017, 1151577, 1236879, 1590273, 2687013, 2886051, 3710637, 4770819, 8061039, 8658153, 11131911, 25974459, 33395733, 77923377, 233770131]

約数ペア:

[(1, 233770131), (3, 77923377), (7, 33395733), (9, 25974459), (21, 11131911), (27, 8658153), (29, 8061039), (49, 4770819), (63, 3710637), (81, 2886051), (87, 2687013), (147, 1590273), (189, 1236879), (203, 1151577), (243, 962017), (261, 895671), (441, 530091), (567, 412293), (609, 383859), (677, 345303), (783, 298557), (1323, 176697), (1421, 164511), (1701, 137431), (1827, 127953), (2031, 115101), (2349, 99519), (3969, 58899), (4263, 54837), (4739, 49329), (5481, 42651), (6093, 38367), (7047, 33173), (11907, 19633), (12789, 18279), (14217, 16443)]