16143176

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 36288000

約数和(自身を除く): 20144824

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 79, 82, 89, 158, 164, 178, 287, 316, 328, 356, 553, 574, 623, 632, 712, 1106, 1148, 1246, 2212, 2296, 2492, 3239, 3649, 4424, 4984, 6478, 7031, 7298, 12956, 14062, 14596, 22673, 25543, 25912, 28124, 29192, 45346, 49217, 51086, 56248, 90692, 98434, 102172, 181384, 196868, 204344, 288271, 393736, 576542, 1153084, 2017897, 2306168, 4035794, 8071588, 16143176]

約数ペア:

[(1, 16143176), (2, 8071588), (4, 4035794), (7, 2306168), (8, 2017897), (14, 1153084), (28, 576542), (41, 393736), (56, 288271), (79, 204344), (82, 196868), (89, 181384), (158, 102172), (164, 98434), (178, 90692), (287, 56248), (316, 51086), (328, 49217), (356, 45346), (553, 29192), (574, 28124), (623, 25912), (632, 25543), (712, 22673), (1106, 14596), (1148, 14062), (1246, 12956), (2212, 7298), (2296, 7031), (2492, 6478), (3239, 4984), (3649, 4424)]