217872712

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{9871}}^1$

素因数の和:9997

約数の個数: 32

約数和(自身を含む): 426470400

約数和(自身を除く): 208597688

約数列:

[1, 2, 4, 8, 31, 62, 89, 124, 178, 248, 356, 712, 2759, 5518, 9871, 11036, 19742, 22072, 39484, 78968, 306001, 612002, 878519, 1224004, 1757038, 2448008, 3514076, 7028152, 27234089, 54468178, 108936356, 217872712]

約数ペア:

[(1, 217872712), (2, 108936356), (4, 54468178), (8, 27234089), (31, 7028152), (62, 3514076), (89, 2448008), (124, 1757038), (178, 1224004), (248, 878519), (356, 612002), (712, 306001), (2759, 78968), (5518, 39484), (9871, 22072), (11036, 19742)]