187890444

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{487}}^1\times {\mathrm{1531}}^1$

素因数の和:2035

約数の個数: 72

約数和(自身を含む): 544264448

約数和(自身を除く): 356374004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 487, 974, 1461, 1531, 1948, 2922, 3062, 3409, 4383, 4593, 5844, 6124, 6818, 8766, 9186, 10227, 10717, 13636, 13779, 17532, 18372, 20454, 21434, 27558, 30681, 32151, 40908, 42868, 55116, 61362, 64302, 96453, 122724, 128604, 192906, 385812, 745597, 1491194, 2236791, 2982388, 4473582, 5219179, 6710373, 8947164, 10438358, 13420746, 15657537, 20876716, 26841492, 31315074, 46972611, 62630148, 93945222, 187890444]

約数ペア:

[(1, 187890444), (2, 93945222), (3, 62630148), (4, 46972611), (6, 31315074), (7, 26841492), (9, 20876716), (12, 15657537), (14, 13420746), (18, 10438358), (21, 8947164), (28, 6710373), (36, 5219179), (42, 4473582), (63, 2982388), (84, 2236791), (126, 1491194), (252, 745597), (487, 385812), (974, 192906), (1461, 128604), (1531, 122724), (1948, 96453), (2922, 64302), (3062, 61362), (3409, 55116), (4383, 42868), (4593, 40908), (5844, 32151), (6124, 30681), (6818, 27558), (8766, 21434), (9186, 20454), (10227, 18372), (10717, 17532), (13636, 13779)]