28395036

素因数分解:

$2^2\times 3^5\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:373

約数の個数: 72

約数和(自身を含む): 75339264

約数和(自身を除く): 46944228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 131, 162, 223, 243, 262, 324, 393, 446, 486, 524, 669, 786, 892, 972, 1179, 1338, 1572, 2007, 2358, 2676, 3537, 4014, 4716, 6021, 7074, 8028, 10611, 12042, 14148, 18063, 21222, 24084, 29213, 31833, 36126, 42444, 54189, 58426, 63666, 72252, 87639, 108378, 116852, 127332, 175278, 216756, 262917, 350556, 525834, 788751, 1051668, 1577502, 2366253, 3155004, 4732506, 7098759, 9465012, 14197518, 28395036]

約数ペア:

[(1, 28395036), (2, 14197518), (3, 9465012), (4, 7098759), (6, 4732506), (9, 3155004), (12, 2366253), (18, 1577502), (27, 1051668), (36, 788751), (54, 525834), (81, 350556), (108, 262917), (131, 216756), (162, 175278), (223, 127332), (243, 116852), (262, 108378), (324, 87639), (393, 72252), (446, 63666), (486, 58426), (524, 54189), (669, 42444), (786, 36126), (892, 31833), (972, 29213), (1179, 24084), (1338, 21222), (1572, 18063), (2007, 14148), (2358, 12042), (2676, 10611), (3537, 8028), (4014, 7074), (4716, 6021)]