1401385349

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:227

約数の個数: 72

約数和(自身を含む): 1874575872

約数和(自身を除く): 473190523

約数列:

[1, 7, 13, 31, 49, 53, 91, 103, 169, 217, 371, 403, 637, 689, 721, 1183, 1339, 1519, 1643, 2597, 2821, 3193, 4823, 5047, 5239, 5459, 8281, 8957, 9373, 11501, 17407, 19747, 21359, 22351, 33761, 36673, 38213, 41509, 62699, 65611, 70967, 80507, 121849, 149513, 156457, 169229, 256711, 267491, 277667, 290563, 438893, 496769, 539617, 852943, 922571, 1046591, 1184603, 1943669, 2033941, 2199977, 3477383, 3777319, 6457997, 8292221, 13605683, 15399839, 26441233, 28599701, 45205979, 107798873, 200197907, 1401385349]

約数ペア:

[(1, 1401385349), (7, 200197907), (13, 107798873), (31, 45205979), (49, 28599701), (53, 26441233), (91, 15399839), (103, 13605683), (169, 8292221), (217, 6457997), (371, 3777319), (403, 3477383), (637, 2199977), (689, 2033941), (721, 1943669), (1183, 1184603), (1339, 1046591), (1519, 922571), (1643, 852943), (2597, 539617), (2821, 496769), (3193, 438893), (4823, 290563), (5047, 277667), (5239, 267491), (5459, 256711), (8281, 169229), (8957, 156457), (9373, 149513), (11501, 121849), (17407, 80507), (19747, 70967), (21359, 65611), (22351, 62699), (33761, 41509), (36673, 38213)]