16987908

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{173}}^1$

素因数の和:361

約数の個数: 72

約数和(自身を含む): 46654272

約数和(自身を除く): 29666364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 167, 173, 196, 294, 334, 346, 501, 519, 588, 668, 692, 1002, 1038, 1169, 1211, 2004, 2076, 2338, 2422, 3507, 3633, 4676, 4844, 7014, 7266, 8183, 8477, 14028, 14532, 16366, 16954, 24549, 25431, 28891, 32732, 33908, 49098, 50862, 57782, 86673, 98196, 101724, 115564, 173346, 202237, 346692, 404474, 606711, 808948, 1213422, 1415659, 2426844, 2831318, 4246977, 5662636, 8493954, 16987908]

約数ペア:

[(1, 16987908), (2, 8493954), (3, 5662636), (4, 4246977), (6, 2831318), (7, 2426844), (12, 1415659), (14, 1213422), (21, 808948), (28, 606711), (42, 404474), (49, 346692), (84, 202237), (98, 173346), (147, 115564), (167, 101724), (173, 98196), (196, 86673), (294, 57782), (334, 50862), (346, 49098), (501, 33908), (519, 32732), (588, 28891), (668, 25431), (692, 24549), (1002, 16954), (1038, 16366), (1169, 14532), (1211, 14028), (2004, 8477), (2076, 8183), (2338, 7266), (2422, 7014), (3507, 4844), (3633, 4676)]