389628972

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^2\times {\mathrm{113}}^1$

素因数の和:284

約数の個数: 108

約数和(自身を含む): 1060845240

約数和(自身を除く): 671216268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 71, 76, 113, 114, 142, 171, 213, 226, 228, 284, 339, 342, 426, 452, 639, 678, 684, 852, 1017, 1278, 1349, 1356, 2034, 2147, 2556, 2698, 4047, 4068, 4294, 5041, 5396, 6441, 8023, 8094, 8588, 10082, 12141, 12882, 15123, 16046, 16188, 19323, 20164, 24069, 24282, 25764, 30246, 32092, 38646, 45369, 48138, 48564, 60492, 72207, 77292, 90738, 95779, 96276, 144414, 152437, 181476, 191558, 287337, 288828, 304874, 383116, 457311, 569633, 574674, 609748, 862011, 914622, 1139266, 1149348, 1371933, 1708899, 1724022, 1829244, 2278532, 2743866, 3417798, 3448044, 5126697, 5487732, 6835596, 10253394, 10823027, 20506788, 21646054, 32469081, 43292108, 64938162, 97407243, 129876324, 194814486, 389628972]

約数ペア:

[(1, 389628972), (2, 194814486), (3, 129876324), (4, 97407243), (6, 64938162), (9, 43292108), (12, 32469081), (18, 21646054), (19, 20506788), (36, 10823027), (38, 10253394), (57, 6835596), (71, 5487732), (76, 5126697), (113, 3448044), (114, 3417798), (142, 2743866), (171, 2278532), (213, 1829244), (226, 1724022), (228, 1708899), (284, 1371933), (339, 1149348), (342, 1139266), (426, 914622), (452, 862011), (639, 609748), (678, 574674), (684, 569633), (852, 457311), (1017, 383116), (1278, 304874), (1349, 288828), (1356, 287337), (2034, 191558), (2147, 181476), (2556, 152437), (2698, 144414), (4047, 96276), (4068, 95779), (4294, 90738), (5041, 77292), (5396, 72207), (6441, 60492), (8023, 48564), (8094, 48138), (8588, 45369), (10082, 38646), (12141, 32092), (12882, 30246), (15123, 25764), (16046, 24282), (16188, 24069), (19323, 20164)]