212912795530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2549}}^1\times {\mathrm{491341}}^1$

素因数の和:493914

約数の個数: 32

約数和(自身を含む): 405946760400

約数和(自身を除く): 193033964870

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 2549, 5098, 12745, 25490, 43333, 86666, 216665, 433330, 491341, 982682, 2456705, 4913410, 8352797, 16705594, 41763985, 83527970, 1252428209, 2504856418, 6262141045, 12524282090, 21291279553, 42582559106, 106456397765, 212912795530]

約数ペア:

[(1, 212912795530), (2, 106456397765), (5, 42582559106), (10, 21291279553), (17, 12524282090), (34, 6262141045), (85, 2504856418), (170, 1252428209), (2549, 83527970), (5098, 41763985), (12745, 16705594), (25490, 8352797), (43333, 4913410), (86666, 2456705), (216665, 982682), (433330, 491341)]