31997394

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:464

約数の個数: 96

約数和(自身を含む): 84284928

約数和(自身を除く): 52287534

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 31, 33, 39, 62, 66, 78, 93, 99, 117, 143, 186, 198, 234, 279, 286, 341, 401, 403, 429, 558, 682, 802, 806, 858, 1023, 1203, 1209, 1287, 2046, 2406, 2418, 2574, 3069, 3609, 3627, 4411, 4433, 5213, 6138, 7218, 7254, 8822, 8866, 10426, 12431, 13233, 13299, 15639, 24862, 26466, 26598, 31278, 37293, 39699, 39897, 46917, 57343, 74586, 79398, 79794, 93834, 111879, 114686, 136741, 161603, 172029, 223758, 273482, 323206, 344058, 410223, 484809, 516087, 820446, 969618, 1032174, 1230669, 1454427, 1777633, 2461338, 2908854, 3555266, 5332899, 10665798, 15998697, 31997394]

約数ペア:

[(1, 31997394), (2, 15998697), (3, 10665798), (6, 5332899), (9, 3555266), (11, 2908854), (13, 2461338), (18, 1777633), (22, 1454427), (26, 1230669), (31, 1032174), (33, 969618), (39, 820446), (62, 516087), (66, 484809), (78, 410223), (93, 344058), (99, 323206), (117, 273482), (143, 223758), (186, 172029), (198, 161603), (234, 136741), (279, 114686), (286, 111879), (341, 93834), (401, 79794), (403, 79398), (429, 74586), (558, 57343), (682, 46917), (802, 39897), (806, 39699), (858, 37293), (1023, 31278), (1203, 26598), (1209, 26466), (1287, 24862), (2046, 15639), (2406, 13299), (2418, 13233), (2574, 12431), (3069, 10426), (3609, 8866), (3627, 8822), (4411, 7254), (4433, 7218), (5213, 6138)]