399801096

素因数分解:

$2^3\times 3^9\times {\mathrm{2539}}^1$

素因数の和:2572

約数の個数: 80

約数和(自身を含む): 1124864400

約数和(自身を除く): 725063304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 729, 972, 1458, 1944, 2187, 2539, 2916, 4374, 5078, 5832, 6561, 7617, 8748, 10156, 13122, 15234, 17496, 19683, 20312, 22851, 26244, 30468, 39366, 45702, 52488, 60936, 68553, 78732, 91404, 137106, 157464, 182808, 205659, 274212, 411318, 548424, 616977, 822636, 1233954, 1645272, 1850931, 2467908, 3701862, 4935816, 5552793, 7403724, 11105586, 14807448, 16658379, 22211172, 33316758, 44422344, 49975137, 66633516, 99950274, 133267032, 199900548, 399801096]

約数ペア:

[(1, 399801096), (2, 199900548), (3, 133267032), (4, 99950274), (6, 66633516), (8, 49975137), (9, 44422344), (12, 33316758), (18, 22211172), (24, 16658379), (27, 14807448), (36, 11105586), (54, 7403724), (72, 5552793), (81, 4935816), (108, 3701862), (162, 2467908), (216, 1850931), (243, 1645272), (324, 1233954), (486, 822636), (648, 616977), (729, 548424), (972, 411318), (1458, 274212), (1944, 205659), (2187, 182808), (2539, 157464), (2916, 137106), (4374, 91404), (5078, 78732), (5832, 68553), (6561, 60936), (7617, 52488), (8748, 45702), (10156, 39366), (13122, 30468), (15234, 26244), (17496, 22851), (19683, 20312)]