378717585

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:434

約数の個数: 64

約数和(自身を含む): 661457664

約数和(自身を除く): 282740079

約数列:

[1, 3, 5, 15, 17, 51, 61, 85, 97, 183, 251, 255, 291, 305, 485, 753, 915, 1037, 1255, 1455, 1649, 3111, 3765, 4267, 4947, 5185, 5917, 8245, 12801, 15311, 15555, 17751, 21335, 24347, 24735, 29585, 45933, 64005, 73041, 76555, 88755, 100589, 121735, 229665, 260287, 301767, 365205, 413899, 502945, 780861, 1241697, 1301435, 1485167, 1508835, 2069495, 3904305, 4455501, 6208485, 7425835, 22277505, 25247839, 75743517, 126239195, 378717585]

約数ペア:

[(1, 378717585), (3, 126239195), (5, 75743517), (15, 25247839), (17, 22277505), (51, 7425835), (61, 6208485), (85, 4455501), (97, 3904305), (183, 2069495), (251, 1508835), (255, 1485167), (291, 1301435), (305, 1241697), (485, 780861), (753, 502945), (915, 413899), (1037, 365205), (1255, 301767), (1455, 260287), (1649, 229665), (3111, 121735), (3765, 100589), (4267, 88755), (4947, 76555), (5185, 73041), (5917, 64005), (8245, 45933), (12801, 29585), (15311, 24735), (15555, 24347), (17751, 21335)]