214315515

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{647}}^1$

素因数の和:1108

約数の個数: 48

約数和(自身を含む): 394849728

約数和(自身を除く): 180534213

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 433, 647, 765, 1299, 1941, 2165, 3235, 3897, 5823, 6495, 7361, 9705, 10999, 19485, 22083, 29115, 32997, 36805, 54995, 66249, 98991, 110415, 164985, 280151, 331245, 494955, 840453, 1400755, 2521359, 4202265, 4762567, 12606795, 14287701, 23812835, 42863103, 71438505, 214315515]

約数ペア:

[(1, 214315515), (3, 71438505), (5, 42863103), (9, 23812835), (15, 14287701), (17, 12606795), (45, 4762567), (51, 4202265), (85, 2521359), (153, 1400755), (255, 840453), (433, 494955), (647, 331245), (765, 280151), (1299, 164985), (1941, 110415), (2165, 98991), (3235, 66249), (3897, 54995), (5823, 36805), (6495, 32997), (7361, 29115), (9705, 22083), (10999, 19485)]