216393516

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2731}}^1$

素因数の和:2843

約数の個数: 72

約数和(自身を含む): 572802048

約数和(自身を除く): 356408532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 71, 93, 124, 142, 186, 213, 279, 284, 372, 426, 558, 639, 852, 1116, 1278, 2201, 2556, 2731, 4402, 5462, 6603, 8193, 8804, 10924, 13206, 16386, 19809, 24579, 26412, 32772, 39618, 49158, 79236, 84661, 98316, 169322, 193901, 253983, 338644, 387802, 507966, 581703, 761949, 775604, 1015932, 1163406, 1523898, 1745109, 2326812, 3047796, 3490218, 6010931, 6980436, 12021862, 18032793, 24043724, 36065586, 54098379, 72131172, 108196758, 216393516]

約数ペア:

[(1, 216393516), (2, 108196758), (3, 72131172), (4, 54098379), (6, 36065586), (9, 24043724), (12, 18032793), (18, 12021862), (31, 6980436), (36, 6010931), (62, 3490218), (71, 3047796), (93, 2326812), (124, 1745109), (142, 1523898), (186, 1163406), (213, 1015932), (279, 775604), (284, 761949), (372, 581703), (426, 507966), (558, 387802), (639, 338644), (852, 253983), (1116, 193901), (1278, 169322), (2201, 98316), (2556, 84661), (2731, 79236), (4402, 49158), (5462, 39618), (6603, 32772), (8193, 26412), (8804, 24579), (10924, 19809), (13206, 16386)]