898921407

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 1314297600

約数和(自身を除く): 415376193

約数列:

[1, 3, 19, 43, 57, 97, 129, 199, 291, 361, 597, 817, 1083, 1843, 2451, 3781, 4171, 5529, 8557, 11343, 12513, 15523, 19303, 25671, 35017, 46569, 57909, 71839, 79249, 105051, 162583, 215517, 237747, 366757, 487749, 830029, 1100271, 1505731, 2490087, 3089077, 4517193, 6968383, 9267231, 15770551, 20905149, 47311653, 299640469, 898921407]

約数ペア:

[(1, 898921407), (3, 299640469), (19, 47311653), (43, 20905149), (57, 15770551), (97, 9267231), (129, 6968383), (199, 4517193), (291, 3089077), (361, 2490087), (597, 1505731), (817, 1100271), (1083, 830029), (1843, 487749), (2451, 366757), (3781, 237747), (4171, 215517), (5529, 162583), (8557, 105051), (11343, 79249), (12513, 71839), (15523, 57909), (19303, 46569), (25671, 35017)]