203734713

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 354557952

約数和(自身を除く): 150823239

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 71, 91, 161, 213, 273, 299, 457, 483, 497, 897, 923, 1371, 1491, 1633, 2093, 2769, 3199, 4899, 5941, 6279, 6461, 9597, 10511, 11431, 17823, 19383, 21229, 31533, 32447, 34293, 41587, 63687, 73577, 97341, 124761, 136643, 148603, 220731, 227129, 409929, 421811, 445809, 681387, 746281, 956501, 1265433, 2238843, 2869503, 2952677, 5223967, 8858031, 9701653, 15671901, 29104959, 67911571, 203734713]

約数ペア:

[(1, 203734713), (3, 67911571), (7, 29104959), (13, 15671901), (21, 9701653), (23, 8858031), (39, 5223967), (69, 2952677), (71, 2869503), (91, 2238843), (161, 1265433), (213, 956501), (273, 746281), (299, 681387), (457, 445809), (483, 421811), (497, 409929), (897, 227129), (923, 220731), (1371, 148603), (1491, 136643), (1633, 124761), (2093, 97341), (2769, 73577), (3199, 63687), (4899, 41587), (5941, 34293), (6279, 32447), (6461, 31533), (9597, 21229), (10511, 19383), (11431, 17823)]