12957070

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{853}}^1$

素因数の和:905

約数の個数: 48

約数和(自身を含む): 28038528

約数和(自身を除く): 15081458

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 49, 62, 70, 98, 155, 217, 245, 310, 434, 490, 853, 1085, 1519, 1706, 2170, 3038, 4265, 5971, 7595, 8530, 11942, 15190, 26443, 29855, 41797, 52886, 59710, 83594, 132215, 185101, 208985, 264430, 370202, 417970, 925505, 1295707, 1851010, 2591414, 6478535, 12957070]

約数ペア:

[(1, 12957070), (2, 6478535), (5, 2591414), (7, 1851010), (10, 1295707), (14, 925505), (31, 417970), (35, 370202), (49, 264430), (62, 208985), (70, 185101), (98, 132215), (155, 83594), (217, 59710), (245, 52886), (310, 41797), (434, 29855), (490, 26443), (853, 15190), (1085, 11942), (1519, 8530), (1706, 7595), (2170, 5971), (3038, 4265)]