38001405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 70479360

約数和(自身を除く): 32477955

約数列:

[1, 3, 5, 13, 15, 23, 37, 39, 65, 69, 111, 115, 185, 195, 229, 299, 345, 481, 555, 687, 851, 897, 1145, 1443, 1495, 2405, 2553, 2977, 3435, 4255, 4485, 5267, 7215, 8473, 8931, 11063, 12765, 14885, 15801, 25419, 26335, 33189, 42365, 44655, 55315, 68471, 79005, 110149, 127095, 165945, 194879, 205413, 330447, 342355, 550745, 584637, 974395, 1027065, 1652235, 2533427, 2923185, 7600281, 12667135, 38001405]

約数ペア:

[(1, 38001405), (3, 12667135), (5, 7600281), (13, 2923185), (15, 2533427), (23, 1652235), (37, 1027065), (39, 974395), (65, 584637), (69, 550745), (111, 342355), (115, 330447), (185, 205413), (195, 194879), (229, 165945), (299, 127095), (345, 110149), (481, 79005), (555, 68471), (687, 55315), (851, 44655), (897, 42365), (1145, 33189), (1443, 26335), (1495, 25419), (2405, 15801), (2553, 14885), (2977, 12765), (3435, 11063), (4255, 8931), (4485, 8473), (5267, 7215)]