7231428

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 19295640

約数和(自身を除く): 12064212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 61, 74, 89, 111, 122, 148, 178, 183, 222, 244, 267, 333, 356, 366, 444, 534, 549, 666, 732, 801, 1068, 1098, 1332, 1602, 2196, 2257, 3204, 3293, 4514, 5429, 6586, 6771, 9028, 9879, 10858, 13172, 13542, 16287, 19758, 20313, 21716, 27084, 29637, 32574, 39516, 40626, 48861, 59274, 65148, 81252, 97722, 118548, 195444, 200873, 401746, 602619, 803492, 1205238, 1807857, 2410476, 3615714, 7231428]

約数ペア:

[(1, 7231428), (2, 3615714), (3, 2410476), (4, 1807857), (6, 1205238), (9, 803492), (12, 602619), (18, 401746), (36, 200873), (37, 195444), (61, 118548), (74, 97722), (89, 81252), (111, 65148), (122, 59274), (148, 48861), (178, 40626), (183, 39516), (222, 32574), (244, 29637), (267, 27084), (333, 21716), (356, 20313), (366, 19758), (444, 16287), (534, 13542), (549, 13172), (666, 10858), (732, 9879), (801, 9028), (1068, 6771), (1098, 6586), (1332, 5429), (1602, 4514), (2196, 3293), (2257, 3204)]