81784248

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37447}}^1$

素因数の和:37476

約数の個数: 64

約数和(自身を含む): 251650560

約数和(自身を除く): 169866312

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 37447, 74894, 112341, 149788, 224682, 262129, 299576, 449364, 486811, 524258, 786387, 898728, 973622, 1048516, 1460433, 1572774, 1947244, 2097032, 2920866, 3145548, 3407677, 3894488, 5841732, 6291096, 6815354, 10223031, 11683464, 13630708, 20446062, 27261416, 40892124, 81784248]

約数ペア:

[(1, 81784248), (2, 40892124), (3, 27261416), (4, 20446062), (6, 13630708), (7, 11683464), (8, 10223031), (12, 6815354), (13, 6291096), (14, 5841732), (21, 3894488), (24, 3407677), (26, 3145548), (28, 2920866), (39, 2097032), (42, 1947244), (52, 1572774), (56, 1460433), (78, 1048516), (84, 973622), (91, 898728), (104, 786387), (156, 524258), (168, 486811), (182, 449364), (273, 299576), (312, 262129), (364, 224682), (546, 149788), (728, 112341), (1092, 74894), (2184, 37447)]