393312004

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 726243840

約数和(自身を除く): 332931836

約数列:

[1, 2, 4, 31, 62, 89, 124, 157, 178, 227, 314, 356, 454, 628, 908, 2759, 4867, 5518, 7037, 9734, 11036, 13973, 14074, 19468, 20203, 27946, 28148, 35639, 40406, 55892, 71278, 80812, 142556, 433163, 626293, 866326, 1104809, 1252586, 1732652, 2209618, 2505172, 3171871, 4419236, 6343742, 12687484, 98328001, 196656002, 393312004]

約数ペア:

[(1, 393312004), (2, 196656002), (4, 98328001), (31, 12687484), (62, 6343742), (89, 4419236), (124, 3171871), (157, 2505172), (178, 2209618), (227, 1732652), (314, 1252586), (356, 1104809), (454, 866326), (628, 626293), (908, 433163), (2759, 142556), (4867, 80812), (5518, 71278), (7037, 55892), (9734, 40406), (11036, 35639), (13973, 28148), (14074, 27946), (19468, 20203)]