197698648

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2617}}^1$

素因数の和:2720

約数の個数: 64

約数和(自身を含む): 452390400

約数和(自身を除く): 254691752

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 71, 76, 133, 142, 152, 266, 284, 497, 532, 568, 994, 1064, 1349, 1988, 2617, 2698, 3976, 5234, 5396, 9443, 10468, 10792, 18319, 18886, 20936, 36638, 37772, 49723, 73276, 75544, 99446, 146552, 185807, 198892, 348061, 371614, 397784, 696122, 743228, 1300649, 1392244, 1486456, 2601298, 2784488, 3530333, 5202596, 7060666, 10405192, 14121332, 24712331, 28242664, 49424662, 98849324, 197698648]

約数ペア:

[(1, 197698648), (2, 98849324), (4, 49424662), (7, 28242664), (8, 24712331), (14, 14121332), (19, 10405192), (28, 7060666), (38, 5202596), (56, 3530333), (71, 2784488), (76, 2601298), (133, 1486456), (142, 1392244), (152, 1300649), (266, 743228), (284, 696122), (497, 397784), (532, 371614), (568, 348061), (994, 198892), (1064, 185807), (1349, 146552), (1988, 99446), (2617, 75544), (2698, 73276), (3976, 49723), (5234, 37772), (5396, 36638), (9443, 20936), (10468, 18886), (10792, 18319)]