151781812

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{839}}^1$

素因数の和:941

約数の個数: 72

約数和(自身を含む): 337841280

約数和(自身を除く): 186059468

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 71, 91, 98, 142, 182, 196, 284, 364, 497, 637, 839, 923, 994, 1274, 1678, 1846, 1988, 2548, 3356, 3479, 3692, 5873, 6461, 6958, 10907, 11746, 12922, 13916, 21814, 23492, 25844, 41111, 43628, 45227, 59569, 76349, 82222, 90454, 119138, 152698, 164444, 180908, 238276, 305396, 416983, 534443, 774397, 833966, 1068886, 1548794, 1667932, 2137772, 2918881, 3097588, 5420779, 5837762, 10841558, 11675524, 21683116, 37945453, 75890906, 151781812]

約数ペア:

[(1, 151781812), (2, 75890906), (4, 37945453), (7, 21683116), (13, 11675524), (14, 10841558), (26, 5837762), (28, 5420779), (49, 3097588), (52, 2918881), (71, 2137772), (91, 1667932), (98, 1548794), (142, 1068886), (182, 833966), (196, 774397), (284, 534443), (364, 416983), (497, 305396), (637, 238276), (839, 180908), (923, 164444), (994, 152698), (1274, 119138), (1678, 90454), (1846, 82222), (1988, 76349), (2548, 59569), (3356, 45227), (3479, 43628), (3692, 41111), (5873, 25844), (6461, 23492), (6958, 21814), (10907, 13916), (11746, 12922)]