1538804988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{165037}}^1$

素因数の和:165091

約数の個数: 72

約数和(自身を含む): 4565611232

約数和(自身を除く): 3026806244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 74, 84, 111, 126, 148, 222, 252, 259, 333, 444, 518, 666, 777, 1036, 1332, 1554, 2331, 3108, 4662, 9324, 165037, 330074, 495111, 660148, 990222, 1155259, 1485333, 1980444, 2310518, 2970666, 3465777, 4621036, 5941332, 6106369, 6931554, 10397331, 12212738, 13863108, 18319107, 20794662, 24425476, 36638214, 41589324, 42744583, 54957321, 73276428, 85489166, 109914642, 128233749, 170978332, 219829284, 256467498, 384701247, 512934996, 769402494, 1538804988]

約数ペア:

[(1, 1538804988), (2, 769402494), (3, 512934996), (4, 384701247), (6, 256467498), (7, 219829284), (9, 170978332), (12, 128233749), (14, 109914642), (18, 85489166), (21, 73276428), (28, 54957321), (36, 42744583), (37, 41589324), (42, 36638214), (63, 24425476), (74, 20794662), (84, 18319107), (111, 13863108), (126, 12212738), (148, 10397331), (222, 6931554), (252, 6106369), (259, 5941332), (333, 4621036), (444, 3465777), (518, 2970666), (666, 2310518), (777, 1980444), (1036, 1485333), (1332, 1155259), (1554, 990222), (2331, 660148), (3108, 495111), (4662, 330074), (9324, 165037)]