154931427

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1229}}^1$

素因数の和:1297

約数の個数: 64

約数和(自身を含む): 283392000

約数和(自身を除く): 128460573

約数列:

[1, 3, 7, 9, 21, 23, 27, 29, 63, 69, 87, 161, 189, 203, 207, 261, 483, 609, 621, 667, 783, 1229, 1449, 1827, 2001, 3687, 4347, 4669, 5481, 6003, 8603, 11061, 14007, 18009, 25809, 28267, 33183, 35641, 42021, 77427, 84801, 106923, 126063, 197869, 232281, 249487, 254403, 320769, 593607, 748461, 763209, 819743, 962307, 1780821, 2245383, 2459229, 5342463, 5738201, 6736149, 7377687, 17214603, 22133061, 51643809, 154931427]

約数ペア:

[(1, 154931427), (3, 51643809), (7, 22133061), (9, 17214603), (21, 7377687), (23, 6736149), (27, 5738201), (29, 5342463), (63, 2459229), (69, 2245383), (87, 1780821), (161, 962307), (189, 819743), (203, 763209), (207, 748461), (261, 593607), (483, 320769), (609, 254403), (621, 249487), (667, 232281), (783, 197869), (1229, 126063), (1449, 106923), (1827, 84801), (2001, 77427), (3687, 42021), (4347, 35641), (4669, 33183), (5481, 28267), (6003, 25809), (8603, 18009), (11061, 14007)]