28782996

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:533

約数の個数: 72

約数和(自身を含む): 75701472

約数和(自身を除く): 46918476

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 43, 44, 66, 86, 121, 129, 132, 172, 242, 258, 363, 461, 473, 484, 516, 726, 922, 946, 1383, 1419, 1452, 1844, 1892, 2766, 2838, 5071, 5203, 5532, 5676, 10142, 10406, 15213, 15609, 19823, 20284, 20812, 30426, 31218, 39646, 55781, 59469, 60852, 62436, 79292, 111562, 118938, 167343, 218053, 223124, 237876, 334686, 436106, 654159, 669372, 872212, 1308318, 2398583, 2616636, 4797166, 7195749, 9594332, 14391498, 28782996]

約数ペア:

[(1, 28782996), (2, 14391498), (3, 9594332), (4, 7195749), (6, 4797166), (11, 2616636), (12, 2398583), (22, 1308318), (33, 872212), (43, 669372), (44, 654159), (66, 436106), (86, 334686), (121, 237876), (129, 223124), (132, 218053), (172, 167343), (242, 118938), (258, 111562), (363, 79292), (461, 62436), (473, 60852), (484, 59469), (516, 55781), (726, 39646), (922, 31218), (946, 30426), (1383, 20812), (1419, 20284), (1452, 19823), (1844, 15609), (1892, 15213), (2766, 10406), (2838, 10142), (5071, 5676), (5203, 5532)]