28915651204

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{167}}^1\times {\mathrm{191}}^1\times {\mathrm{1873}}^1$

素因数の和:2257

約数の個数: 72

約数和(自身を含む): 56276849664

約数和(自身を除く): 27361198460

約数列:

[1, 2, 4, 11, 22, 44, 121, 167, 191, 242, 334, 382, 484, 668, 764, 1837, 1873, 2101, 3674, 3746, 4202, 7348, 7492, 8404, 20207, 20603, 23111, 31897, 40414, 41206, 46222, 63794, 80828, 82412, 92444, 127588, 226633, 312791, 350867, 357743, 453266, 625582, 701734, 715486, 906532, 1251164, 1403468, 1430972, 3440701, 3859537, 3935173, 6881402, 7719074, 7870346, 13762804, 15438148, 15740692, 37847711, 43286903, 59743081, 75695422, 86573806, 119486162, 151390844, 173147612, 238972324, 657173891, 1314347782, 2628695564, 7228912801, 14457825602, 28915651204]

約数ペア:

[(1, 28915651204), (2, 14457825602), (4, 7228912801), (11, 2628695564), (22, 1314347782), (44, 657173891), (121, 238972324), (167, 173147612), (191, 151390844), (242, 119486162), (334, 86573806), (382, 75695422), (484, 59743081), (668, 43286903), (764, 37847711), (1837, 15740692), (1873, 15438148), (2101, 13762804), (3674, 7870346), (3746, 7719074), (4202, 6881402), (7348, 3935173), (7492, 3859537), (8404, 3440701), (20207, 1430972), (20603, 1403468), (23111, 1251164), (31897, 906532), (40414, 715486), (41206, 701734), (46222, 625582), (63794, 453266), (80828, 357743), (82412, 350867), (92444, 312791), (127588, 226633)]