397375416

素因数分解:

$2^3\times 3^3\times {\mathrm{23}}^1\times {\mathrm{79987}}^1$

素因数の和:80025

約数の個数: 64

約数和(自身を含む): 1151827200

約数和(自身を除く): 754451784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 92, 108, 138, 184, 207, 216, 276, 414, 552, 621, 828, 1242, 1656, 2484, 4968, 79987, 159974, 239961, 319948, 479922, 639896, 719883, 959844, 1439766, 1839701, 1919688, 2159649, 2879532, 3679402, 4319298, 5519103, 5759064, 7358804, 8638596, 11038206, 14717608, 16557309, 17277192, 22076412, 33114618, 44152824, 49671927, 66229236, 99343854, 132458472, 198687708, 397375416]

約数ペア:

[(1, 397375416), (2, 198687708), (3, 132458472), (4, 99343854), (6, 66229236), (8, 49671927), (9, 44152824), (12, 33114618), (18, 22076412), (23, 17277192), (24, 16557309), (27, 14717608), (36, 11038206), (46, 8638596), (54, 7358804), (69, 5759064), (72, 5519103), (92, 4319298), (108, 3679402), (138, 2879532), (184, 2159649), (207, 1919688), (216, 1839701), (276, 1439766), (414, 959844), (552, 719883), (621, 639896), (828, 479922), (1242, 319948), (1656, 239961), (2484, 159974), (4968, 79987)]