67620645

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2389}}^1$

素因数の和:2454

約数の個数: 48

約数和(自身を含む): 127511280

約数和(自身を除く): 59890635

約数列:

[1, 3, 5, 9, 15, 17, 37, 45, 51, 85, 111, 153, 185, 255, 333, 555, 629, 765, 1665, 1887, 2389, 3145, 5661, 7167, 9435, 11945, 21501, 28305, 35835, 40613, 88393, 107505, 121839, 203065, 265179, 365517, 441965, 609195, 795537, 1325895, 1502681, 1827585, 3977685, 4508043, 7513405, 13524129, 22540215, 67620645]

約数ペア:

[(1, 67620645), (3, 22540215), (5, 13524129), (9, 7513405), (15, 4508043), (17, 3977685), (37, 1827585), (45, 1502681), (51, 1325895), (85, 795537), (111, 609195), (153, 441965), (185, 365517), (255, 265179), (333, 203065), (555, 121839), (629, 107505), (765, 88393), (1665, 40613), (1887, 35835), (2389, 28305), (3145, 21501), (5661, 11945), (7167, 9435)]