71513316

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1741}}^1$

素因数の和:1921

約数の個数: 72

約数和(自身を含む): 207980864

約数和(自身を除く): 136467548

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 163, 252, 326, 489, 652, 978, 1141, 1467, 1741, 1956, 2282, 2934, 3423, 3482, 4564, 5223, 5868, 6846, 6964, 10269, 10446, 12187, 13692, 15669, 20538, 20892, 24374, 31338, 36561, 41076, 48748, 62676, 73122, 109683, 146244, 219366, 283783, 438732, 567566, 851349, 1135132, 1702698, 1986481, 2554047, 3405396, 3972962, 5108094, 5959443, 7945924, 10216188, 11918886, 17878329, 23837772, 35756658, 71513316]

約数ペア:

[(1, 71513316), (2, 35756658), (3, 23837772), (4, 17878329), (6, 11918886), (7, 10216188), (9, 7945924), (12, 5959443), (14, 5108094), (18, 3972962), (21, 3405396), (28, 2554047), (36, 1986481), (42, 1702698), (63, 1135132), (84, 851349), (126, 567566), (163, 438732), (252, 283783), (326, 219366), (489, 146244), (652, 109683), (978, 73122), (1141, 62676), (1467, 48748), (1741, 41076), (1956, 36561), (2282, 31338), (2934, 24374), (3423, 20892), (3482, 20538), (4564, 15669), (5223, 13692), (5868, 12187), (6846, 10446), (6964, 10269)]