31980676

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{853}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 69631744

約数和(自身を除く): 37651068

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 103, 182, 206, 364, 412, 721, 853, 1339, 1442, 1706, 2678, 2884, 3412, 5356, 5971, 9373, 11089, 11942, 18746, 22178, 23884, 37492, 44356, 77623, 87859, 155246, 175718, 310492, 351436, 615013, 1142167, 1230026, 2284334, 2460052, 4568668, 7995169, 15990338, 31980676]

約数ペア:

[(1, 31980676), (2, 15990338), (4, 7995169), (7, 4568668), (13, 2460052), (14, 2284334), (26, 1230026), (28, 1142167), (52, 615013), (91, 351436), (103, 310492), (182, 175718), (206, 155246), (364, 87859), (412, 77623), (721, 44356), (853, 37492), (1339, 23884), (1442, 22178), (1706, 18746), (2678, 11942), (2884, 11089), (3412, 9373), (5356, 5971)]