276451994

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{449}}^1$

素因数の和:687

約数の個数: 64

約数和(自身を含む): 544320000

約数和(自身を除く): 267868006

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 199, 221, 238, 398, 442, 449, 898, 1393, 1547, 2587, 2786, 3094, 3143, 3383, 5174, 5837, 6286, 6766, 7633, 11674, 15266, 18109, 23681, 36218, 40859, 43979, 47362, 53431, 81718, 87958, 89351, 99229, 106862, 178702, 198458, 307853, 615706, 625457, 694603, 1161563, 1250914, 1389206, 1518967, 2323126, 3037934, 8130941, 10632769, 16261882, 19746571, 21265538, 39493142, 138225997, 276451994]

約数ペア:

[(1, 276451994), (2, 138225997), (7, 39493142), (13, 21265538), (14, 19746571), (17, 16261882), (26, 10632769), (34, 8130941), (91, 3037934), (119, 2323126), (182, 1518967), (199, 1389206), (221, 1250914), (238, 1161563), (398, 694603), (442, 625457), (449, 615706), (898, 307853), (1393, 198458), (1547, 178702), (2587, 106862), (2786, 99229), (3094, 89351), (3143, 87958), (3383, 81718), (5174, 53431), (5837, 47362), (6286, 43979), (6766, 40859), (7633, 36218), (11674, 23681), (15266, 18109)]