207973976

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{379}}^1$

素因数の和:672

約数の個数: 64

約数和(自身を含む): 459648000

約数和(自身を除く): 251674024

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 239, 287, 328, 379, 478, 574, 758, 956, 1148, 1516, 1673, 1912, 2296, 2653, 3032, 3346, 5306, 6692, 9799, 10612, 13384, 15539, 19598, 21224, 31078, 39196, 62156, 68593, 78392, 90581, 108773, 124312, 137186, 181162, 217546, 274372, 362324, 435092, 548744, 634067, 724648, 870184, 1268134, 2536268, 3713821, 5072536, 7427642, 14855284, 25996747, 29710568, 51993494, 103986988, 207973976]

約数ペア:

[(1, 207973976), (2, 103986988), (4, 51993494), (7, 29710568), (8, 25996747), (14, 14855284), (28, 7427642), (41, 5072536), (56, 3713821), (82, 2536268), (164, 1268134), (239, 870184), (287, 724648), (328, 634067), (379, 548744), (478, 435092), (574, 362324), (758, 274372), (956, 217546), (1148, 181162), (1516, 137186), (1673, 124312), (1912, 108773), (2296, 90581), (2653, 78392), (3032, 68593), (3346, 62156), (5306, 39196), (6692, 31078), (9799, 21224), (10612, 19598), (13384, 15539)]