15989118

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:173

約数の個数: 48

約数和(自身を含む): 34318080

約数和(自身を除く): 18328962

約数列:

[1, 2, 3, 6, 31, 47, 59, 62, 93, 94, 118, 141, 177, 186, 282, 354, 961, 1457, 1829, 1922, 2773, 2883, 2914, 3658, 4371, 5487, 5546, 5766, 8319, 8742, 10974, 16638, 45167, 56699, 85963, 90334, 113398, 135501, 170097, 171926, 257889, 271002, 340194, 515778, 2664853, 5329706, 7994559, 15989118]

約数ペア:

[(1, 15989118), (2, 7994559), (3, 5329706), (6, 2664853), (31, 515778), (47, 340194), (59, 271002), (62, 257889), (93, 171926), (94, 170097), (118, 135501), (141, 113398), (177, 90334), (186, 85963), (282, 56699), (354, 45167), (961, 16638), (1457, 10974), (1829, 8742), (1922, 8319), (2773, 5766), (2883, 5546), (2914, 5487), (3658, 4371)]