31683393

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:228

約数の個数: 80

約数和(自身を含む): 60635520

約数和(自身を除く): 28952127

約数列:

[1, 3, 7, 9, 17, 19, 21, 27, 51, 57, 63, 81, 119, 133, 153, 171, 173, 189, 323, 357, 399, 459, 513, 519, 567, 969, 1071, 1197, 1211, 1377, 1539, 1557, 2261, 2907, 2941, 3213, 3287, 3591, 3633, 4671, 6783, 8721, 8823, 9639, 9861, 10773, 10899, 14013, 20349, 20587, 23009, 26163, 26469, 29583, 32697, 55879, 61047, 61761, 69027, 79407, 88749, 98091, 167637, 183141, 185283, 207081, 238221, 266247, 391153, 502911, 555849, 621243, 1173459, 1508733, 1667547, 1863729, 3520377, 4526199, 10561131, 31683393]

約数ペア:

[(1, 31683393), (3, 10561131), (7, 4526199), (9, 3520377), (17, 1863729), (19, 1667547), (21, 1508733), (27, 1173459), (51, 621243), (57, 555849), (63, 502911), (81, 391153), (119, 266247), (133, 238221), (153, 207081), (171, 185283), (173, 183141), (189, 167637), (323, 98091), (357, 88749), (399, 79407), (459, 69027), (513, 61761), (519, 61047), (567, 55879), (969, 32697), (1071, 29583), (1197, 26469), (1211, 26163), (1377, 23009), (1539, 20587), (1557, 20349), (2261, 14013), (2907, 10899), (2941, 10773), (3213, 9861), (3287, 9639), (3591, 8823), (3633, 8721), (4671, 6783)]