31012488

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1949}}^1$

素因数の和:1991

約数の個数: 96

約数和(自身を含む): 95823000

約数和(自身を除く): 64810512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 24, 26, 34, 36, 39, 51, 52, 68, 72, 78, 102, 104, 117, 136, 153, 156, 204, 221, 234, 306, 312, 408, 442, 468, 612, 663, 884, 936, 1224, 1326, 1768, 1949, 1989, 2652, 3898, 3978, 5304, 5847, 7796, 7956, 11694, 15592, 15912, 17541, 23388, 25337, 33133, 35082, 46776, 50674, 66266, 70164, 76011, 99399, 101348, 132532, 140328, 152022, 198798, 202696, 228033, 265064, 298197, 304044, 397596, 430729, 456066, 596394, 608088, 795192, 861458, 912132, 1192788, 1292187, 1722916, 1824264, 2385576, 2584374, 3445832, 3876561, 5168748, 7753122, 10337496, 15506244, 31012488]

約数ペア:

[(1, 31012488), (2, 15506244), (3, 10337496), (4, 7753122), (6, 5168748), (8, 3876561), (9, 3445832), (12, 2584374), (13, 2385576), (17, 1824264), (18, 1722916), (24, 1292187), (26, 1192788), (34, 912132), (36, 861458), (39, 795192), (51, 608088), (52, 596394), (68, 456066), (72, 430729), (78, 397596), (102, 304044), (104, 298197), (117, 265064), (136, 228033), (153, 202696), (156, 198798), (204, 152022), (221, 140328), (234, 132532), (306, 101348), (312, 99399), (408, 76011), (442, 70164), (468, 66266), (612, 50674), (663, 46776), (884, 35082), (936, 33133), (1224, 25337), (1326, 23388), (1768, 17541), (1949, 15912), (1989, 15592), (2652, 11694), (3898, 7956), (3978, 7796), (5304, 5847)]