28365090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{283}}^1$

素因数の和:563

約数の個数: 64

約数和(自身を含む): 73858176

約数和(自身を除く): 45493086

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 257, 283, 390, 514, 566, 771, 849, 1285, 1415, 1542, 1698, 2570, 2830, 3341, 3679, 3855, 4245, 6682, 7358, 7710, 8490, 10023, 11037, 16705, 18395, 20046, 22074, 33410, 36790, 50115, 55185, 72731, 100230, 110370, 145462, 218193, 363655, 436386, 727310, 945503, 1090965, 1891006, 2181930, 2836509, 4727515, 5673018, 9455030, 14182545, 28365090]

約数ペア:

[(1, 28365090), (2, 14182545), (3, 9455030), (5, 5673018), (6, 4727515), (10, 2836509), (13, 2181930), (15, 1891006), (26, 1090965), (30, 945503), (39, 727310), (65, 436386), (78, 363655), (130, 218193), (195, 145462), (257, 110370), (283, 100230), (390, 72731), (514, 55185), (566, 50115), (771, 36790), (849, 33410), (1285, 22074), (1415, 20046), (1542, 18395), (1698, 16705), (2570, 11037), (2830, 10023), (3341, 8490), (3679, 7710), (3855, 7358), (4245, 6682)]