72003638

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 131393664

約数和(自身を除く): 59390026

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 137, 173, 217, 274, 346, 434, 959, 1211, 1519, 1918, 2422, 3038, 4247, 5363, 6713, 8477, 8494, 10726, 13426, 16954, 23701, 29729, 37541, 47402, 59458, 75082, 165907, 208103, 262787, 331814, 416206, 525574, 734731, 1161349, 1469462, 2322698, 5143117, 10286234, 36001819, 72003638]

約数ペア:

[(1, 72003638), (2, 36001819), (7, 10286234), (14, 5143117), (31, 2322698), (49, 1469462), (62, 1161349), (98, 734731), (137, 525574), (173, 416206), (217, 331814), (274, 262787), (346, 208103), (434, 165907), (959, 75082), (1211, 59458), (1519, 47402), (1918, 37541), (2422, 29729), (3038, 23701), (4247, 16954), (5363, 13426), (6713, 10726), (8477, 8494)]