311275476

素因数分解:

$2^2\times 3^2\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1$

素因数の和:901

約数の個数: 72

約数和(自身を含む): 801941504

約数和(自身を除く): 490666028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 103, 127, 206, 254, 309, 381, 412, 508, 618, 661, 762, 927, 1143, 1236, 1322, 1524, 1854, 1983, 2286, 2644, 3708, 3966, 4572, 5949, 7932, 11898, 13081, 23796, 26162, 39243, 52324, 68083, 78486, 83947, 117729, 136166, 156972, 167894, 204249, 235458, 251841, 272332, 335788, 408498, 470916, 503682, 612747, 755523, 816996, 1007364, 1225494, 1511046, 2450988, 3022092, 8646541, 17293082, 25939623, 34586164, 51879246, 77818869, 103758492, 155637738, 311275476]

約数ペア:

[(1, 311275476), (2, 155637738), (3, 103758492), (4, 77818869), (6, 51879246), (9, 34586164), (12, 25939623), (18, 17293082), (36, 8646541), (103, 3022092), (127, 2450988), (206, 1511046), (254, 1225494), (309, 1007364), (381, 816996), (412, 755523), (508, 612747), (618, 503682), (661, 470916), (762, 408498), (927, 335788), (1143, 272332), (1236, 251841), (1322, 235458), (1524, 204249), (1854, 167894), (1983, 156972), (2286, 136166), (2644, 117729), (3708, 83947), (3966, 78486), (4572, 68083), (5949, 52324), (7932, 39243), (11898, 26162), (13081, 23796)]