28945332

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1$

素因数の和:637

約数の個数: 72

約数和(自身を含む): 79579136

約数和(自身を除く): 50633804

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 127, 156, 234, 254, 381, 468, 487, 508, 762, 974, 1143, 1461, 1524, 1651, 1948, 2286, 2922, 3302, 4383, 4572, 4953, 5844, 6331, 6604, 8766, 9906, 12662, 14859, 17532, 18993, 19812, 25324, 29718, 37986, 56979, 59436, 61849, 75972, 113958, 123698, 185547, 227916, 247396, 371094, 556641, 742188, 804037, 1113282, 1608074, 2226564, 2412111, 3216148, 4824222, 7236333, 9648444, 14472666, 28945332]

約数ペア:

[(1, 28945332), (2, 14472666), (3, 9648444), (4, 7236333), (6, 4824222), (9, 3216148), (12, 2412111), (13, 2226564), (18, 1608074), (26, 1113282), (36, 804037), (39, 742188), (52, 556641), (78, 371094), (117, 247396), (127, 227916), (156, 185547), (234, 123698), (254, 113958), (381, 75972), (468, 61849), (487, 59436), (508, 56979), (762, 37986), (974, 29718), (1143, 25324), (1461, 19812), (1524, 18993), (1651, 17532), (1948, 14859), (2286, 12662), (2922, 9906), (3302, 8766), (4383, 6604), (4572, 6331), (4953, 5844)]