199902976

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8581}}^1$

素因数の和:8617

約数の個数: 72

約数和(自身を含む): 491165024

約数和(自身を除く): 291262048

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 728, 832, 896, 1456, 1664, 1792, 2912, 3328, 5824, 8581, 11648, 17162, 23296, 34324, 60067, 68648, 111553, 120134, 137296, 223106, 240268, 274592, 446212, 480536, 549184, 780871, 892424, 961072, 1098368, 1561742, 1784848, 1922144, 2196736, 3123484, 3569696, 3844288, 6246968, 7139392, 7688576, 12493936, 14278784, 15377152, 24987872, 28557568, 49975744, 99951488, 199902976]

約数ペア:

[(1, 199902976), (2, 99951488), (4, 49975744), (7, 28557568), (8, 24987872), (13, 15377152), (14, 14278784), (16, 12493936), (26, 7688576), (28, 7139392), (32, 6246968), (52, 3844288), (56, 3569696), (64, 3123484), (91, 2196736), (104, 1922144), (112, 1784848), (128, 1561742), (182, 1098368), (208, 961072), (224, 892424), (256, 780871), (364, 549184), (416, 480536), (448, 446212), (728, 274592), (832, 240268), (896, 223106), (1456, 137296), (1664, 120134), (1792, 111553), (2912, 68648), (3328, 60067), (5824, 34324), (8581, 23296), (11648, 17162)]