1900698093

素因数分解:

$3^2\times 7^2\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:567

約数の個数: 72

約数和(自身を含む): 3259095840

約数和(自身を除く): 1358397747

約数列:

[1, 3, 7, 9, 21, 49, 63, 101, 139, 147, 303, 307, 417, 441, 707, 909, 921, 973, 1251, 2121, 2149, 2763, 2919, 4949, 6363, 6447, 6811, 8757, 14039, 14847, 15043, 19341, 20433, 31007, 42117, 42673, 44541, 45129, 61299, 93021, 98273, 126351, 128019, 135387, 217049, 279063, 294819, 298711, 384057, 651147, 687911, 884457, 896133, 1519343, 1953441, 2063733, 2090977, 2688399, 4309973, 4558029, 6191199, 6272931, 12929919, 13674087, 18818793, 30169811, 38789757, 90509433, 211188677, 271528299, 633566031, 1900698093]

約数ペア:

[(1, 1900698093), (3, 633566031), (7, 271528299), (9, 211188677), (21, 90509433), (49, 38789757), (63, 30169811), (101, 18818793), (139, 13674087), (147, 12929919), (303, 6272931), (307, 6191199), (417, 4558029), (441, 4309973), (707, 2688399), (909, 2090977), (921, 2063733), (973, 1953441), (1251, 1519343), (2121, 896133), (2149, 884457), (2763, 687911), (2919, 651147), (4949, 384057), (6363, 298711), (6447, 294819), (6811, 279063), (8757, 217049), (14039, 135387), (14847, 128019), (15043, 126351), (19341, 98273), (20433, 93021), (31007, 61299), (42117, 45129), (42673, 44541)]