2100072015

素因数分解:

$3^4\times 5^1\times {\mathrm{619}}^1\times {\mathrm{8377}}^1$

素因数の和:9013

約数の個数: 40

約数和(自身を含む): 3771105360

約数和(自身を除く): 1671033345

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 619, 1857, 3095, 5571, 8377, 9285, 16713, 25131, 27855, 41885, 50139, 75393, 83565, 125655, 226179, 250695, 376965, 678537, 1130895, 3392685, 5185363, 15556089, 25926815, 46668267, 77780445, 140004801, 233341335, 420014403, 700024005, 2100072015]

約数ペア:

[(1, 2100072015), (3, 700024005), (5, 420014403), (9, 233341335), (15, 140004801), (27, 77780445), (45, 46668267), (81, 25926815), (135, 15556089), (405, 5185363), (619, 3392685), (1857, 1130895), (3095, 678537), (5571, 376965), (8377, 250695), (9285, 226179), (16713, 125655), (25131, 83565), (27855, 75393), (41885, 50139)]