31274388

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:493

約数の個数: 72

約数和(自身を含む): 83498688

約数和(自身を除く): 52224300

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 107, 138, 207, 214, 276, 321, 353, 414, 428, 642, 706, 828, 963, 1059, 1284, 1412, 1926, 2118, 2461, 3177, 3852, 4236, 4922, 6354, 7383, 8119, 9844, 12708, 14766, 16238, 22149, 24357, 29532, 32476, 37771, 44298, 48714, 73071, 75542, 88596, 97428, 113313, 146142, 151084, 226626, 292284, 339939, 453252, 679878, 868733, 1359756, 1737466, 2606199, 3474932, 5212398, 7818597, 10424796, 15637194, 31274388]

約数ペア:

[(1, 31274388), (2, 15637194), (3, 10424796), (4, 7818597), (6, 5212398), (9, 3474932), (12, 2606199), (18, 1737466), (23, 1359756), (36, 868733), (46, 679878), (69, 453252), (92, 339939), (107, 292284), (138, 226626), (207, 151084), (214, 146142), (276, 113313), (321, 97428), (353, 88596), (414, 75542), (428, 73071), (642, 48714), (706, 44298), (828, 37771), (963, 32476), (1059, 29532), (1284, 24357), (1412, 22149), (1926, 16238), (2118, 14766), (2461, 12708), (3177, 9844), (3852, 8119), (4236, 7383), (4922, 6354)]