211428830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{5431}}^1$

素因数の和:5684

約数の個数: 32

約数和(自身を含む): 404792640

約数和(自身を除く): 193363810

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 229, 458, 1145, 2290, 3893, 5431, 7786, 10862, 19465, 27155, 38930, 54310, 92327, 184654, 461635, 923270, 1243699, 2487398, 6218495, 12436990, 21142883, 42285766, 105714415, 211428830]

約数ペア:

[(1, 211428830), (2, 105714415), (5, 42285766), (10, 21142883), (17, 12436990), (34, 6218495), (85, 2487398), (170, 1243699), (229, 923270), (458, 461635), (1145, 184654), (2290, 92327), (3893, 54310), (5431, 38930), (7786, 27155), (10862, 19465)]