421842358

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 774660096

約数和(自身を除く): 352817738

約数列:

[1, 2, 7, 14, 31, 41, 62, 82, 151, 157, 217, 287, 302, 314, 434, 574, 1057, 1099, 1271, 2114, 2198, 2542, 4681, 4867, 6191, 6437, 8897, 9362, 9734, 12382, 12874, 17794, 23707, 32767, 34069, 43337, 45059, 47414, 65534, 68138, 86674, 90118, 165949, 191921, 199547, 331898, 383842, 399094, 734917, 971987, 1343447, 1396829, 1469834, 1943974, 2686894, 2793658, 5144419, 6803909, 10288838, 13607818, 30131597, 60263194, 210921179, 421842358]

約数ペア:

[(1, 421842358), (2, 210921179), (7, 60263194), (14, 30131597), (31, 13607818), (41, 10288838), (62, 6803909), (82, 5144419), (151, 2793658), (157, 2686894), (217, 1943974), (287, 1469834), (302, 1396829), (314, 1343447), (434, 971987), (574, 734917), (1057, 399094), (1099, 383842), (1271, 331898), (2114, 199547), (2198, 191921), (2542, 165949), (4681, 90118), (4867, 86674), (6191, 68138), (6437, 65534), (8897, 47414), (9362, 45059), (9734, 43337), (12382, 34069), (12874, 32767), (17794, 23707)]