28817772

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 69320832

約数和(自身を除く): 40503060

約数列:

[1, 2, 3, 4, 6, 12, 67, 73, 134, 146, 201, 219, 268, 292, 402, 438, 491, 804, 876, 982, 1473, 1964, 2946, 4891, 5892, 9782, 14673, 19564, 29346, 32897, 35843, 58692, 65794, 71686, 98691, 107529, 131588, 143372, 197382, 215058, 394764, 430116, 2401481, 4802962, 7204443, 9605924, 14408886, 28817772]

約数ペア:

[(1, 28817772), (2, 14408886), (3, 9605924), (4, 7204443), (6, 4802962), (12, 2401481), (67, 430116), (73, 394764), (134, 215058), (146, 197382), (201, 143372), (219, 131588), (268, 107529), (292, 98691), (402, 71686), (438, 65794), (491, 58692), (804, 35843), (876, 32897), (982, 29346), (1473, 19564), (1964, 14673), (2946, 9782), (4891, 5892)]