42738675

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{641}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 81518592

約数和(自身を除く): 38779917

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 127, 175, 381, 525, 635, 641, 889, 1905, 1923, 2667, 3175, 3205, 4445, 4487, 9525, 9615, 13335, 13461, 16025, 22225, 22435, 48075, 66675, 67305, 81407, 112175, 244221, 336525, 407035, 569849, 1221105, 1709547, 2035175, 2849245, 6105525, 8547735, 14246225, 42738675]

約数ペア:

[(1, 42738675), (3, 14246225), (5, 8547735), (7, 6105525), (15, 2849245), (21, 2035175), (25, 1709547), (35, 1221105), (75, 569849), (105, 407035), (127, 336525), (175, 244221), (381, 112175), (525, 81407), (635, 67305), (641, 66675), (889, 48075), (1905, 22435), (1923, 22225), (2667, 16025), (3175, 13461), (3205, 13335), (4445, 9615), (4487, 9525)]