904372222

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{953}}^1$

素因数の和:1117

約数の個数: 64

約数和(自身を含む): 1644390720

約数和(自身を除く): 740018498

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 113, 221, 226, 247, 323, 442, 494, 646, 953, 1469, 1906, 1921, 2147, 2938, 3842, 4199, 4294, 8398, 12389, 16201, 18107, 24778, 24973, 27911, 32402, 36214, 36499, 49946, 55822, 72998, 107689, 210613, 215378, 235391, 307819, 421226, 470782, 474487, 615638, 948974, 1399957, 1830713, 2046091, 2799914, 3661426, 4001647, 4092182, 8003294, 23799269, 26599183, 34783547, 47598538, 53198366, 69567094, 452186111, 904372222]

約数ペア:

[(1, 904372222), (2, 452186111), (13, 69567094), (17, 53198366), (19, 47598538), (26, 34783547), (34, 26599183), (38, 23799269), (113, 8003294), (221, 4092182), (226, 4001647), (247, 3661426), (323, 2799914), (442, 2046091), (494, 1830713), (646, 1399957), (953, 948974), (1469, 615638), (1906, 474487), (1921, 470782), (2147, 421226), (2938, 307819), (3842, 235391), (4199, 215378), (4294, 210613), (8398, 107689), (12389, 72998), (16201, 55822), (18107, 49946), (24778, 36499), (24973, 36214), (27911, 32402)]