21525646185

素因数分解:

$3^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{947}}^1\times {\mathrm{1229}}^1$

素因数の和:2327

約数の個数: 64

約数和(自身を含む): 38619244800

約数和(自身を除く): 17093598615

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 137, 411, 685, 947, 1229, 1233, 2055, 2841, 3687, 3699, 4735, 6145, 6165, 8523, 11061, 14205, 18435, 18495, 25569, 33183, 42615, 55305, 127845, 129739, 165915, 168373, 389217, 505119, 648695, 841865, 1163863, 1167651, 1515357, 1946085, 2525595, 3491589, 3502953, 4546071, 5819315, 5838255, 7576785, 10474767, 17457945, 17514765, 22730355, 31424301, 52373835, 157121505, 159449231, 478347693, 797246155, 1435043079, 2391738465, 4305129237, 7175215395, 21525646185]

約数ペア:

[(1, 21525646185), (3, 7175215395), (5, 4305129237), (9, 2391738465), (15, 1435043079), (27, 797246155), (45, 478347693), (135, 159449231), (137, 157121505), (411, 52373835), (685, 31424301), (947, 22730355), (1229, 17514765), (1233, 17457945), (2055, 10474767), (2841, 7576785), (3687, 5838255), (3699, 5819315), (4735, 4546071), (6145, 3502953), (6165, 3491589), (8523, 2525595), (11061, 1946085), (14205, 1515357), (18435, 1167651), (18495, 1163863), (25569, 841865), (33183, 648695), (42615, 505119), (55305, 389217), (127845, 168373), (129739, 165915)]