31430196

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{653}}^1$

素因数の和:861

約数の個数: 72

約数和(自身を含む): 91413504

約数和(自身を除く): 59983308

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 191, 252, 382, 573, 653, 764, 1146, 1306, 1337, 1719, 1959, 2292, 2612, 2674, 3438, 3918, 4011, 4571, 5348, 5877, 6876, 7836, 8022, 9142, 11754, 12033, 13713, 16044, 18284, 23508, 24066, 27426, 41139, 48132, 54852, 82278, 124723, 164556, 249446, 374169, 498892, 748338, 873061, 1122507, 1496676, 1746122, 2245014, 2619183, 3492244, 4490028, 5238366, 7857549, 10476732, 15715098, 31430196]

約数ペア:

[(1, 31430196), (2, 15715098), (3, 10476732), (4, 7857549), (6, 5238366), (7, 4490028), (9, 3492244), (12, 2619183), (14, 2245014), (18, 1746122), (21, 1496676), (28, 1122507), (36, 873061), (42, 748338), (63, 498892), (84, 374169), (126, 249446), (191, 164556), (252, 124723), (382, 82278), (573, 54852), (653, 48132), (764, 41139), (1146, 27426), (1306, 24066), (1337, 23508), (1719, 18284), (1959, 16044), (2292, 13713), (2612, 12033), (2674, 11754), (3438, 9142), (3918, 8022), (4011, 7836), (4571, 6876), (5348, 5877)]